Home / 996,891.45-1,495,337.18-576,987.45

Finding the Fourth Proportional to 996,891.45, 1,495,337.18 and 576,987.45

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Solution

The fourth proportional to 996,891.45, 1,495,337.18 and 576,987.45 is: 865,481.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,891.45 : 1,495,337.18 = 576,987.45 : x
  2. Step 2: Convert to fraction form
    996,891.45/1,495,337.18 = 576,987.45/x
  3. Step 3: Cross multiply
    996,891.45x = 1,495,337.18 × 576,987.45
  4. Step 4: Simplify right side
    996,891.45x = 862,790,783,493.45
  5. Step 5: Solve for x
    x = 862,790,783,493.45/996,891.45
  6. Step 6: Final answer
    x = 865,481.18

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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.