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Finding the Fourth Proportional to 560,251.96, 840,429.24 and 223,210.96

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Solution

The fourth proportional to 560,251.96, 840,429.24 and 223,210.96 is: 334,836.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,251.96 : 840,429.24 = 223,210.96 : x
  2. Step 2: Convert to fraction form
    560,251.96/840,429.24 = 223,210.96/x
  3. Step 3: Cross multiply
    560,251.96x = 840,429.24 × 223,210.96
  4. Step 4: Simplify right side
    560,251.96x = 187,593,017,472.47
  5. Step 5: Solve for x
    x = 187,593,017,472.47/560,251.96
  6. Step 6: Final answer
    x = 334,836.88

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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.