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Finding the Fourth Proportional to 343,097.52, 514,630.44 and 93,778.80

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Solution

The fourth proportional to 343,097.52, 514,630.44 and 93,778.80 is: 140,663.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,097.52 : 514,630.44 = 93,778.80 : x
  2. Step 2: Convert to fraction form
    343,097.52/514,630.44 = 93,778.80/x
  3. Step 3: Cross multiply
    343,097.52x = 514,630.44 × 93,778.80
  4. Step 4: Simplify right side
    343,097.52x = 48,261,425,106.67
  5. Step 5: Solve for x
    x = 48,261,425,106.67/343,097.52
  6. Step 6: Final answer
    x = 140,663.87

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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.