Home / 1,036,986.60-1,555,479.90-327,232.20

Finding the Fourth Proportional to 1,036,986.60, 1,555,479.90 and 327,232.20

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Solution

The fourth proportional to 1,036,986.60, 1,555,479.90 and 327,232.20 is: 490,848.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,986.60 : 1,555,479.90 = 327,232.20 : x
  2. Step 2: Convert to fraction form
    1,036,986.60/1,555,479.90 = 327,232.20/x
  3. Step 3: Cross multiply
    1,036,986.60x = 1,555,479.90 × 327,232.20
  4. Step 4: Simplify right side
    1,036,986.60x = 509,003,109,732.78
  5. Step 5: Solve for x
    x = 509,003,109,732.78/1,036,986.60
  6. Step 6: Final answer
    x = 490,848.30

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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.