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Finding the Fourth Proportional to 484,430.92, 725,596.14 and 234,589

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Solution

The fourth proportional to 484,430.92, 725,596.14 and 234,589 is: 351,374.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,430.92 : 725,596.14 = 234,589 : x
  2. Step 2: Convert to fraction form
    484,430.92/725,596.14 = 234,589/x
  3. Step 3: Cross multiply
    484,430.92x = 725,596.14 × 234,589
  4. Step 4: Simplify right side
    484,430.92x = 170,216,872,886.46
  5. Step 5: Solve for x
    x = 170,216,872,886.46/484,430.92
  6. Step 6: Final answer
    x = 351,374.91

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Why These Related Problems?

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