Home / 415,205.87-572,981.50-233,976.02

Finding the Fourth Proportional to 415,205.87, 572,981.50 and 233,976.02

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Solution

The fourth proportional to 415,205.87, 572,981.50 and 233,976.02 is: 322,885.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,205.87 : 572,981.50 = 233,976.02 : x
  2. Step 2: Convert to fraction form
    415,205.87/572,981.50 = 233,976.02/x
  3. Step 3: Cross multiply
    415,205.87x = 572,981.50 × 233,976.02
  4. Step 4: Simplify right side
    415,205.87x = 134,063,928,626.59
  5. Step 5: Solve for x
    x = 134,063,928,626.59/415,205.87
  6. Step 6: Final answer
    x = 322,885.43

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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.