Home / 584,286.50-874,123.82-442,540.19

Finding the Fourth Proportional to 584,286.50, 874,123.82 and 442,540.19

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Solution

The fourth proportional to 584,286.50, 874,123.82 and 442,540.19 is: 662,063.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,286.50 : 874,123.82 = 442,540.19 : x
  2. Step 2: Convert to fraction form
    584,286.50/874,123.82 = 442,540.19/x
  3. Step 3: Cross multiply
    584,286.50x = 874,123.82 × 442,540.19
  4. Step 4: Simplify right side
    584,286.50x = 386,834,914,803.01
  5. Step 5: Solve for x
    x = 386,834,914,803.01/584,286.50
  6. Step 6: Final answer
    x = 662,063.76

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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.