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Finding the Fourth Proportional to 204,424.68, 282,070.96 and 187,888.88

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Solution

The fourth proportional to 204,424.68, 282,070.96 and 187,888.88 is: 259,254.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,424.68 : 282,070.96 = 187,888.88 : x
  2. Step 2: Convert to fraction form
    204,424.68/282,070.96 = 187,888.88/x
  3. Step 3: Cross multiply
    204,424.68x = 282,070.96 × 187,888.88
  4. Step 4: Simplify right side
    204,424.68x = 52,997,996,754.92
  5. Step 5: Solve for x
    x = 52,997,996,754.92/204,424.68
  6. Step 6: Final answer
    x = 259,254.40

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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.