Home / 747,097.16-1,030,996.50-407,572.52

Finding the Fourth Proportional to 747,097.16, 1,030,996.50 and 407,572.52

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Solution

The fourth proportional to 747,097.16, 1,030,996.50 and 407,572.52 is: 562,451.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,097.16 : 1,030,996.50 = 407,572.52 : x
  2. Step 2: Convert to fraction form
    747,097.16/1,030,996.50 = 407,572.52/x
  3. Step 3: Cross multiply
    747,097.16x = 1,030,996.50 × 407,572.52
  4. Step 4: Simplify right side
    747,097.16x = 420,205,841,616.18
  5. Step 5: Solve for x
    x = 420,205,841,616.18/747,097.16
  6. Step 6: Final answer
    x = 562,451.40

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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.