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Finding the Fourth Proportional to 372,504.40, 558,775.04 and 106,304.12

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Solution

The fourth proportional to 372,504.40, 558,775.04 and 106,304.12 is: 159,461.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,504.40 : 558,775.04 = 106,304.12 : x
  2. Step 2: Convert to fraction form
    372,504.40/558,775.04 = 106,304.12/x
  3. Step 3: Cross multiply
    372,504.40x = 558,775.04 × 106,304.12
  4. Step 4: Simplify right side
    372,504.40x = 59,400,088,905.16
  5. Step 5: Solve for x
    x = 59,400,088,905.16/372,504.40
  6. Step 6: Final answer
    x = 159,461.44

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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.