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Finding the Fourth Proportional to 423,527.35, 635,244.55 and 124,010.88

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Solution

The fourth proportional to 423,527.35, 635,244.55 and 124,010.88 is: 186,002.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,527.35 : 635,244.55 = 124,010.88 : x
  2. Step 2: Convert to fraction form
    423,527.35/635,244.55 = 124,010.88/x
  3. Step 3: Cross multiply
    423,527.35x = 635,244.55 × 124,010.88
  4. Step 4: Simplify right side
    423,527.35x = 78,777,235,660.70
  5. Step 5: Solve for x
    x = 78,777,235,660.70/423,527.35
  6. Step 6: Final answer
    x = 186,002.71

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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.