Home / 1,040,167.40-1,560,251.10-292,213.40

Finding the Fourth Proportional to 1,040,167.40, 1,560,251.10 and 292,213.40

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Solution

The fourth proportional to 1,040,167.40, 1,560,251.10 and 292,213.40 is: 438,320.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,167.40 : 1,560,251.10 = 292,213.40 : x
  2. Step 2: Convert to fraction form
    1,040,167.40/1,560,251.10 = 292,213.40/x
  3. Step 3: Cross multiply
    1,040,167.40x = 1,560,251.10 × 292,213.40
  4. Step 4: Simplify right side
    1,040,167.40x = 455,926,278,784.74
  5. Step 5: Solve for x
    x = 455,926,278,784.74/1,040,167.40
  6. Step 6: Final answer
    x = 438,320.10

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.