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Finding the Fourth Proportional to 652,508.92, 978,751.14 and 268,176.88

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Solution

The fourth proportional to 652,508.92, 978,751.14 and 268,176.88 is: 402,260.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,508.92 : 978,751.14 = 268,176.88 : x
  2. Step 2: Convert to fraction form
    652,508.92/978,751.14 = 268,176.88/x
  3. Step 3: Cross multiply
    652,508.92x = 978,751.14 × 268,176.88
  4. Step 4: Simplify right side
    652,508.92x = 262,478,427,021.64
  5. Step 5: Solve for x
    x = 262,478,427,021.64/652,508.92
  6. Step 6: Final answer
    x = 402,260.29

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.