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Finding the Fourth Proportional to 468,268.32, 702,560.16 and 148,472.40

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Solution

The fourth proportional to 468,268.32, 702,560.16 and 148,472.40 is: 222,758.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,268.32 : 702,560.16 = 148,472.40 : x
  2. Step 2: Convert to fraction form
    468,268.32/702,560.16 = 148,472.40/x
  3. Step 3: Cross multiply
    468,268.32x = 702,560.16 × 148,472.40
  4. Step 4: Simplify right side
    468,268.32x = 104,310,793,099.58
  5. Step 5: Solve for x
    x = 104,310,793,099.58/468,268.32
  6. Step 6: Final answer
    x = 222,758.60

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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.