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Finding the Fourth Proportional to 267,008.25, 368,457.11 and 146,126.15

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Solution

The fourth proportional to 267,008.25, 368,457.11 and 146,126.15 is: 201,646.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,008.25 : 368,457.11 = 146,126.15 : x
  2. Step 2: Convert to fraction form
    267,008.25/368,457.11 = 146,126.15/x
  3. Step 3: Cross multiply
    267,008.25x = 368,457.11 × 146,126.15
  4. Step 4: Simplify right side
    267,008.25x = 53,841,218,924.43
  5. Step 5: Solve for x
    x = 53,841,218,924.43/267,008.25
  6. Step 6: Final answer
    x = 201,646.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.