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Finding the Fourth Proportional to 482,793.72, 724,189.14 and 150,369.72

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Solution

The fourth proportional to 482,793.72, 724,189.14 and 150,369.72 is: 225,554.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,793.72 : 724,189.14 = 150,369.72 : x
  2. Step 2: Convert to fraction form
    482,793.72/724,189.14 = 150,369.72/x
  3. Step 3: Cross multiply
    482,793.72x = 724,189.14 × 150,369.72
  4. Step 4: Simplify right side
    482,793.72x = 108,896,118,208.84
  5. Step 5: Solve for x
    x = 108,896,118,208.84/482,793.72
  6. Step 6: Final answer
    x = 225,554.13

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1.5x scale

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.