Home / 876,225.30-1,314,337.95-577,043.70

Finding the Fourth Proportional to 876,225.30, 1,314,337.95 and 577,043.70

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Solution

The fourth proportional to 876,225.30, 1,314,337.95 and 577,043.70 is: 865,565.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,225.30 : 1,314,337.95 = 577,043.70 : x
  2. Step 2: Convert to fraction form
    876,225.30/1,314,337.95 = 577,043.70/x
  3. Step 3: Cross multiply
    876,225.30x = 1,314,337.95 × 577,043.70
  4. Step 4: Simplify right side
    876,225.30x = 758,430,433,718.42
  5. Step 5: Solve for x
    x = 758,430,433,718.42/876,225.30
  6. Step 6: Final answer
    x = 865,565.55

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Double scale
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Similar ratio
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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.