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Finding the Fourth Proportional to 262,609.92, 362,373.12 and 149,422.08

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Solution

The fourth proportional to 262,609.92, 362,373.12 and 149,422.08 is: 206,186.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,609.92 : 362,373.12 = 149,422.08 : x
  2. Step 2: Convert to fraction form
    262,609.92/362,373.12 = 149,422.08/x
  3. Step 3: Cross multiply
    262,609.92x = 362,373.12 × 149,422.08
  4. Step 4: Simplify right side
    262,609.92x = 54,146,545,326.49
  5. Step 5: Solve for x
    x = 54,146,545,326.49/262,609.92
  6. Step 6: Final answer
    x = 206,186.21

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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.