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Finding the Fourth Proportional to 293,141.55, 439,712.33 and 93,476.55

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Solution

The fourth proportional to 293,141.55, 439,712.33 and 93,476.55 is: 140,214.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,141.55 : 439,712.33 = 93,476.55 : x
  2. Step 2: Convert to fraction form
    293,141.55/439,712.33 = 93,476.55/x
  3. Step 3: Cross multiply
    293,141.55x = 439,712.33 × 93,476.55
  4. Step 4: Simplify right side
    293,141.55x = 41,102,791,133.48
  5. Step 5: Solve for x
    x = 41,102,791,133.48/293,141.55
  6. Step 6: Final answer
    x = 140,214.83

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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.