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Finding the Fourth Proportional to 353,540.01, 530,098.50 and 239,827.56

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Solution

The fourth proportional to 353,540.01, 530,098.50 and 239,827.56 is: 359,597.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,540.01 : 530,098.50 = 239,827.56 : x
  2. Step 2: Convert to fraction form
    353,540.01/530,098.50 = 239,827.56/x
  3. Step 3: Cross multiply
    353,540.01x = 530,098.50 × 239,827.56
  4. Step 4: Simplify right side
    353,540.01x = 127,132,229,814.66
  5. Step 5: Solve for x
    x = 127,132,229,814.66/353,540.01
  6. Step 6: Final answer
    x = 359,597.86

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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.