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Finding the Fourth Proportional to 471,387.68, 650,508.24 and 259,419.68

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Solution

The fourth proportional to 471,387.68, 650,508.24 and 259,419.68 is: 357,995.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,387.68 : 650,508.24 = 259,419.68 : x
  2. Step 2: Convert to fraction form
    471,387.68/650,508.24 = 259,419.68/x
  3. Step 3: Cross multiply
    471,387.68x = 650,508.24 × 259,419.68
  4. Step 4: Simplify right side
    471,387.68x = 168,754,639,458.16
  5. Step 5: Solve for x
    x = 168,754,639,458.16/471,387.68
  6. Step 6: Final answer
    x = 357,995.44

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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.