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Finding the Fourth Proportional to 484,568.52, 727,001.64 and 248,077.20

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Solution

The fourth proportional to 484,568.52, 727,001.64 and 248,077.20 is: 372,192.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,568.52 : 727,001.64 = 248,077.20 : x
  2. Step 2: Convert to fraction form
    484,568.52/727,001.64 = 248,077.20/x
  3. Step 3: Cross multiply
    484,568.52x = 727,001.64 × 248,077.20
  4. Step 4: Simplify right side
    484,568.52x = 180,352,531,246.61
  5. Step 5: Solve for x
    x = 180,352,531,246.61/484,568.52
  6. Step 6: Final answer
    x = 372,192.01

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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.