Home / 1,040,402.69-1,560,604.04-292,448.69

Finding the Fourth Proportional to 1,040,402.69, 1,560,604.04 and 292,448.69

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Solution

The fourth proportional to 1,040,402.69, 1,560,604.04 and 292,448.69 is: 438,673.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,402.69 : 1,560,604.04 = 292,448.69 : x
  2. Step 2: Convert to fraction form
    1,040,402.69/1,560,604.04 = 292,448.69/x
  3. Step 3: Cross multiply
    1,040,402.69x = 1,560,604.04 × 292,448.69
  4. Step 4: Simplify right side
    1,040,402.69x = 456,396,607,106.71
  5. Step 5: Solve for x
    x = 456,396,607,106.71/1,040,402.69
  6. Step 6: Final answer
    x = 438,673.04

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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.