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Finding the Fourth Proportional to 424,770.40, 586,193.52 and 233,765.92

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Solution

The fourth proportional to 424,770.40, 586,193.52 and 233,765.92 is: 322,602.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,770.40 : 586,193.52 = 233,765.92 : x
  2. Step 2: Convert to fraction form
    424,770.40/586,193.52 = 233,765.92/x
  3. Step 3: Cross multiply
    424,770.40x = 586,193.52 × 233,765.92
  4. Step 4: Simplify right side
    424,770.40x = 137,032,067,500.84
  5. Step 5: Solve for x
    x = 137,032,067,500.84/424,770.40
  6. Step 6: Final answer
    x = 322,602.68

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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.