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Finding the Fourth Proportional to 541,595.82, 812,545.59 and 217,611.41

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Solution

The fourth proportional to 541,595.82, 812,545.59 and 217,611.41 is: 326,478.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,595.82 : 812,545.59 = 217,611.41 : x
  2. Step 2: Convert to fraction form
    541,595.82/812,545.59 = 217,611.41/x
  3. Step 3: Cross multiply
    541,595.82x = 812,545.59 × 217,611.41
  4. Step 4: Simplify right side
    541,595.82x = 176,819,193,560.55
  5. Step 5: Solve for x
    x = 176,819,193,560.55/541,595.82
  6. Step 6: Final answer
    x = 326,478.14

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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.