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Finding the Fourth Proportional to 264,579.64, 396,863.72 and 64,901.01

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Solution

The fourth proportional to 264,579.64, 396,863.72 and 64,901.01 is: 97,350.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,579.64 : 396,863.72 = 64,901.01 : x
  2. Step 2: Convert to fraction form
    264,579.64/396,863.72 = 64,901.01/x
  3. Step 3: Cross multiply
    264,579.64x = 396,863.72 × 64,901.01
  4. Step 4: Simplify right side
    264,579.64x = 25,756,853,951.53
  5. Step 5: Solve for x
    x = 25,756,853,951.53/264,579.64
  6. Step 6: Final answer
    x = 97,350.10

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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.