Home / 762,301.69-1,052,167.50-517,700.32

Finding the Fourth Proportional to 762,301.69, 1,052,167.50 and 517,700.32

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Solution

The fourth proportional to 762,301.69, 1,052,167.50 and 517,700.32 is: 714,556.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,301.69 : 1,052,167.50 = 517,700.32 : x
  2. Step 2: Convert to fraction form
    762,301.69/1,052,167.50 = 517,700.32/x
  3. Step 3: Cross multiply
    762,301.69x = 1,052,167.50 × 517,700.32
  4. Step 4: Simplify right side
    762,301.69x = 544,707,448,813.18
  5. Step 5: Solve for x
    x = 544,707,448,813.18/762,301.69
  6. Step 6: Final answer
    x = 714,556.27

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.