Home / 935,809.20-1,403,713.80-336,789.90

Finding the Fourth Proportional to 935,809.20, 1,403,713.80 and 336,789.90

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Solution

The fourth proportional to 935,809.20, 1,403,713.80 and 336,789.90 is: 505,184.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,809.20 : 1,403,713.80 = 336,789.90 : x
  2. Step 2: Convert to fraction form
    935,809.20/1,403,713.80 = 336,789.90/x
  3. Step 3: Cross multiply
    935,809.20x = 1,403,713.80 × 336,789.90
  4. Step 4: Simplify right side
    935,809.20x = 472,756,630,330.62
  5. Step 5: Solve for x
    x = 472,756,630,330.62/935,809.20
  6. Step 6: Final answer
    x = 505,184.85

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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.