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Finding the Fourth Proportional to 487,224.54, 730,962.90 and 150,257.73

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Solution

The fourth proportional to 487,224.54, 730,962.90 and 150,257.73 is: 225,425.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,224.54 : 730,962.90 = 150,257.73 : x
  2. Step 2: Convert to fraction form
    487,224.54/730,962.90 = 150,257.73/x
  3. Step 3: Cross multiply
    487,224.54x = 730,962.90 × 150,257.73
  4. Step 4: Simplify right side
    487,224.54x = 109,832,826,068.22
  5. Step 5: Solve for x
    x = 109,832,826,068.22/487,224.54
  6. Step 6: Final answer
    x = 225,425.48

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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.