Home / 935,521.20-1,403,281.80-336,501.90

Finding the Fourth Proportional to 935,521.20, 1,403,281.80 and 336,501.90

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Solution

The fourth proportional to 935,521.20, 1,403,281.80 and 336,501.90 is: 504,752.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,521.20 : 1,403,281.80 = 336,501.90 : x
  2. Step 2: Convert to fraction form
    935,521.20/1,403,281.80 = 336,501.90/x
  3. Step 3: Cross multiply
    935,521.20x = 1,403,281.80 × 336,501.90
  4. Step 4: Simplify right side
    935,521.20x = 472,206,991,935.42
  5. Step 5: Solve for x
    x = 472,206,991,935.42/935,521.20
  6. Step 6: Final answer
    x = 504,752.85

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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.