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Finding the Fourth Proportional to 262,349.64, 393,290.70 and 96,098.76

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Solution

The fourth proportional to 262,349.64, 393,290.70 and 96,098.76 is: 144,062.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,349.64 : 393,290.70 = 96,098.76 : x
  2. Step 2: Convert to fraction form
    262,349.64/393,290.70 = 96,098.76/x
  3. Step 3: Cross multiply
    262,349.64x = 393,290.70 × 96,098.76
  4. Step 4: Simplify right side
    262,349.64x = 37,794,748,589.53
  5. Step 5: Solve for x
    x = 37,794,748,589.53/262,349.64
  6. Step 6: Final answer
    x = 144,062.51

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1.5x scale

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.