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Finding the Fourth Proportional to 175,326.40, 262,843.80 and 92,220.40

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Solution

The fourth proportional to 175,326.40, 262,843.80 and 92,220.40 is: 138,253.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,326.40 : 262,843.80 = 92,220.40 : x
  2. Step 2: Convert to fraction form
    175,326.40/262,843.80 = 92,220.40/x
  3. Step 3: Cross multiply
    175,326.40x = 262,843.80 × 92,220.40
  4. Step 4: Simplify right side
    175,326.40x = 24,239,560,373.52
  5. Step 5: Solve for x
    x = 24,239,560,373.52/175,326.40
  6. Step 6: Final answer
    x = 138,253.91

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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.