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Finding the Fourth Proportional to 658,002.48, 987,009.48 and 159,366.96

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Solution

The fourth proportional to 658,002.48, 987,009.48 and 159,366.96 is: 239,051.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,002.48 : 987,009.48 = 159,366.96 : x
  2. Step 2: Convert to fraction form
    658,002.48/987,009.48 = 159,366.96/x
  3. Step 3: Cross multiply
    658,002.48x = 987,009.48 × 159,366.96
  4. Step 4: Simplify right side
    658,002.48x = 157,296,700,318.78
  5. Step 5: Solve for x
    x = 157,296,700,318.78/658,002.48
  6. Step 6: Final answer
    x = 239,051.84

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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.