Home / 1,040,444.10-1,560,666.15-292,392.90

Finding the Fourth Proportional to 1,040,444.10, 1,560,666.15 and 292,392.90

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Solution

The fourth proportional to 1,040,444.10, 1,560,666.15 and 292,392.90 is: 438,589.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,444.10 : 1,560,666.15 = 292,392.90 : x
  2. Step 2: Convert to fraction form
    1,040,444.10/1,560,666.15 = 292,392.90/x
  3. Step 3: Cross multiply
    1,040,444.10x = 1,560,666.15 × 292,392.90
  4. Step 4: Simplify right side
    1,040,444.10x = 456,327,701,530.34
  5. Step 5: Solve for x
    x = 456,327,701,530.34/1,040,444.10
  6. Step 6: Final answer
    x = 438,589.35

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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.