Home / 792,001.70-1,188,002.55-493,403.30

Finding the Fourth Proportional to 792,001.70, 1,188,002.55 and 493,403.30

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Solution

The fourth proportional to 792,001.70, 1,188,002.55 and 493,403.30 is: 740,104.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,001.70 : 1,188,002.55 = 493,403.30 : x
  2. Step 2: Convert to fraction form
    792,001.70/1,188,002.55 = 493,403.30/x
  3. Step 3: Cross multiply
    792,001.70x = 1,188,002.55 × 493,403.30
  4. Step 4: Simplify right side
    792,001.70x = 586,164,378,578.42
  5. Step 5: Solve for x
    x = 586,164,378,578.42/792,001.70
  6. Step 6: Final answer
    x = 740,104.95

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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.