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Finding the Fourth Proportional to 267,001.68, 400,502.82 and 98,448.98

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Solution

The fourth proportional to 267,001.68, 400,502.82 and 98,448.98 is: 147,673.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,001.68 : 400,502.82 = 98,448.98 : x
  2. Step 2: Convert to fraction form
    267,001.68/400,502.82 = 98,448.98/x
  3. Step 3: Cross multiply
    267,001.68x = 400,502.82 × 98,448.98
  4. Step 4: Simplify right side
    267,001.68x = 39,429,094,116.12
  5. Step 5: Solve for x
    x = 39,429,094,116.12/267,001.68
  6. Step 6: Final answer
    x = 147,673.58

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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.