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Finding the Fourth Proportional to 240,322.60, 359,728.06 and 165,001.96

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Solution

The fourth proportional to 240,322.60, 359,728.06 and 165,001.96 is: 246,983.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,322.60 : 359,728.06 = 165,001.96 : x
  2. Step 2: Convert to fraction form
    240,322.60/359,728.06 = 165,001.96/x
  3. Step 3: Cross multiply
    240,322.60x = 359,728.06 × 165,001.96
  4. Step 4: Simplify right side
    240,322.60x = 59,355,834,967.00
  5. Step 5: Solve for x
    x = 59,355,834,967.00/240,322.60
  6. Step 6: Final answer
    x = 246,983.99

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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.