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Finding the Fourth Proportional to 631,358.64, 947,177.94 and 182,044.50

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Solution

The fourth proportional to 631,358.64, 947,177.94 and 182,044.50 is: 273,107.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,358.64 : 947,177.94 = 182,044.50 : x
  2. Step 2: Convert to fraction form
    631,358.64/947,177.94 = 182,044.50/x
  3. Step 3: Cross multiply
    631,358.64x = 947,177.94 × 182,044.50
  4. Step 4: Simplify right side
    631,358.64x = 172,428,534,498.33
  5. Step 5: Solve for x
    x = 172,428,534,498.33/631,358.64
  6. Step 6: Final answer
    x = 273,107.11

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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.