Home / 816,306.60-1,126,454.85-453,718.02

Finding the Fourth Proportional to 816,306.60, 1,126,454.85 and 453,718.02

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Solution

The fourth proportional to 816,306.60, 1,126,454.85 and 453,718.02 is: 626,104.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,306.60 : 1,126,454.85 = 453,718.02 : x
  2. Step 2: Convert to fraction form
    816,306.60/1,126,454.85 = 453,718.02/x
  3. Step 3: Cross multiply
    816,306.60x = 1,126,454.85 × 453,718.02
  4. Step 4: Simplify right side
    816,306.60x = 511,092,864,161.40
  5. Step 5: Solve for x
    x = 511,092,864,161.40/816,306.60
  6. Step 6: Final answer
    x = 626,104.04

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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.