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Finding the Fourth Proportional to 242,588.44, 363,480.38 and 147,531.10

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Solution

The fourth proportional to 242,588.44, 363,480.38 and 147,531.10 is: 221,052.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,588.44 : 363,480.38 = 147,531.10 : x
  2. Step 2: Convert to fraction form
    242,588.44/363,480.38 = 147,531.10/x
  3. Step 3: Cross multiply
    242,588.44x = 363,480.38 × 147,531.10
  4. Step 4: Simplify right side
    242,588.44x = 53,624,660,289.82
  5. Step 5: Solve for x
    x = 53,624,660,289.82/242,588.44
  6. Step 6: Final answer
    x = 221,052.00

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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.