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Finding the Fourth Proportional to 716,593.14, 988,785.63 and 410,610.60

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Solution

The fourth proportional to 716,593.14, 988,785.63 and 410,610.60 is: 566,577.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,593.14 : 988,785.63 = 410,610.60 : x
  2. Step 2: Convert to fraction form
    716,593.14/988,785.63 = 410,610.60/x
  3. Step 3: Cross multiply
    716,593.14x = 988,785.63 × 410,610.60
  4. Step 4: Simplify right side
    716,593.14x = 406,005,860,805.68
  5. Step 5: Solve for x
    x = 406,005,860,805.68/716,593.14
  6. Step 6: Final answer
    x = 566,577.93

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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.