Home / 489,226.20-733,839.30-410,494.20

Finding the Fourth Proportional to 489,226.20, 733,839.30 and 410,494.20

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Solution

The fourth proportional to 489,226.20, 733,839.30 and 410,494.20 is: 615,741.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,226.20 : 733,839.30 = 410,494.20 : x
  2. Step 2: Convert to fraction form
    489,226.20/733,839.30 = 410,494.20/x
  3. Step 3: Cross multiply
    489,226.20x = 733,839.30 × 410,494.20
  4. Step 4: Simplify right side
    489,226.20x = 301,236,776,382.06
  5. Step 5: Solve for x
    x = 301,236,776,382.06/489,226.20
  6. Step 6: Final answer
    x = 615,741.30

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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.