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Finding the Fourth Proportional to 335,157.60, 502,748.55 and 98,524.20

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Solution

The fourth proportional to 335,157.60, 502,748.55 and 98,524.20 is: 147,789.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,157.60 : 502,748.55 = 98,524.20 : x
  2. Step 2: Convert to fraction form
    335,157.60/502,748.55 = 98,524.20/x
  3. Step 3: Cross multiply
    335,157.60x = 502,748.55 × 98,524.20
  4. Step 4: Simplify right side
    335,157.60x = 49,532,898,689.91
  5. Step 5: Solve for x
    x = 49,532,898,689.91/335,157.60
  6. Step 6: Final answer
    x = 147,789.87

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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.