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Finding the Fourth Proportional to 294,227.48, 406,063.82 and 173,407.70

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Solution

The fourth proportional to 294,227.48, 406,063.82 and 173,407.70 is: 239,320.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,227.48 : 406,063.82 = 173,407.70 : x
  2. Step 2: Convert to fraction form
    294,227.48/406,063.82 = 173,407.70/x
  3. Step 3: Cross multiply
    294,227.48x = 406,063.82 × 173,407.70
  4. Step 4: Simplify right side
    294,227.48x = 70,414,593,079.41
  5. Step 5: Solve for x
    x = 70,414,593,079.41/294,227.48
  6. Step 6: Final answer
    x = 239,320.25

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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.