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Finding the Fourth Proportional to 284,630.40, 426,616.92 and 107,024.13

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Solution

The fourth proportional to 284,630.40, 426,616.92 and 107,024.13 is: 160,412.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,630.40 : 426,616.92 = 107,024.13 : x
  2. Step 2: Convert to fraction form
    284,630.40/426,616.92 = 107,024.13/x
  3. Step 3: Cross multiply
    284,630.40x = 426,616.92 × 107,024.13
  4. Step 4: Simplify right side
    284,630.40x = 45,658,304,706.28
  5. Step 5: Solve for x
    x = 45,658,304,706.28/284,630.40
  6. Step 6: Final answer
    x = 160,412.61

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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.