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Finding the Fourth Proportional to 468,585.10, 702,904.89 and 131,652.03

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Solution

The fourth proportional to 468,585.10, 702,904.89 and 131,652.03 is: 197,485.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,585.10 : 702,904.89 = 131,652.03 : x
  2. Step 2: Convert to fraction form
    468,585.10/702,904.89 = 131,652.03/x
  3. Step 3: Cross multiply
    468,585.10x = 702,904.89 × 131,652.03
  4. Step 4: Simplify right side
    468,585.10x = 92,538,858,054.47
  5. Step 5: Solve for x
    x = 92,538,858,054.47/468,585.10
  6. Step 6: Final answer
    x = 197,485.70

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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.