Home / 563,507.20-846,135.60-327,311.20

Finding the Fourth Proportional to 563,507.20, 846,135.60 and 327,311.20

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Solution

The fourth proportional to 563,507.20, 846,135.60 and 327,311.20 is: 491,474.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,507.20 : 846,135.60 = 327,311.20 : x
  2. Step 2: Convert to fraction form
    563,507.20/846,135.60 = 327,311.20/x
  3. Step 3: Cross multiply
    563,507.20x = 846,135.60 × 327,311.20
  4. Step 4: Simplify right side
    563,507.20x = 276,949,658,598.72
  5. Step 5: Solve for x
    x = 276,949,658,598.72/563,507.20
  6. Step 6: Final answer
    x = 491,474.92

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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.