Home / 837,691.93-1,155,381.32-580,000.15

Finding the Fourth Proportional to 837,691.93, 1,155,381.32 and 580,000.15

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Solution

The fourth proportional to 837,691.93, 1,155,381.32 and 580,000.15 is: 799,961.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,691.93 : 1,155,381.32 = 580,000.15 : x
  2. Step 2: Convert to fraction form
    837,691.93/1,155,381.32 = 580,000.15/x
  3. Step 3: Cross multiply
    837,691.93x = 1,155,381.32 × 580,000.15
  4. Step 4: Simplify right side
    837,691.93x = 670,121,332,039.90
  5. Step 5: Solve for x
    x = 670,121,332,039.90/837,691.93
  6. Step 6: Final answer
    x = 799,961.55

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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.