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Finding the Fourth Proportional to 474,503.40, 654,829.38 and 259,652.52

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Solution

The fourth proportional to 474,503.40, 654,829.38 and 259,652.52 is: 358,328.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,503.40 : 654,829.38 = 259,652.52 : x
  2. Step 2: Convert to fraction form
    474,503.40/654,829.38 = 259,652.52/x
  3. Step 3: Cross multiply
    474,503.40x = 654,829.38 × 259,652.52
  4. Step 4: Simplify right side
    474,503.40x = 170,028,098,687.04
  5. Step 5: Solve for x
    x = 170,028,098,687.04/474,503.40
  6. Step 6: Final answer
    x = 358,328.52

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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.