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Finding the Fourth Proportional to 526,537.92, 725,866.56 and 375,372.48

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Solution

The fourth proportional to 526,537.92, 725,866.56 and 375,372.48 is: 517,475.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,537.92 : 725,866.56 = 375,372.48 : x
  2. Step 2: Convert to fraction form
    526,537.92/725,866.56 = 375,372.48/x
  3. Step 3: Cross multiply
    526,537.92x = 725,866.56 × 375,372.48
  4. Step 4: Simplify right side
    526,537.92x = 272,470,330,776.27
  5. Step 5: Solve for x
    x = 272,470,330,776.27/526,537.92
  6. Step 6: Final answer
    x = 517,475.23

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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.