Home / 729,823.62-1,007,630.50-653,209.86

Finding the Fourth Proportional to 729,823.62, 1,007,630.50 and 653,209.86

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Solution

The fourth proportional to 729,823.62, 1,007,630.50 and 653,209.86 is: 901,853.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,823.62 : 1,007,630.50 = 653,209.86 : x
  2. Step 2: Convert to fraction form
    729,823.62/1,007,630.50 = 653,209.86/x
  3. Step 3: Cross multiply
    729,823.62x = 1,007,630.50 × 653,209.86
  4. Step 4: Simplify right side
    729,823.62x = 658,194,177,836.73
  5. Step 5: Solve for x
    x = 658,194,177,836.73/729,823.62
  6. Step 6: Final answer
    x = 901,853.76

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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.