Home / 588,016.56-811,438.92-346,309.20

Finding the Fourth Proportional to 588,016.56, 811,438.92 and 346,309.20

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Solution

The fourth proportional to 588,016.56, 811,438.92 and 346,309.20 is: 477,892.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,016.56 : 811,438.92 = 346,309.20 : x
  2. Step 2: Convert to fraction form
    588,016.56/811,438.92 = 346,309.20/x
  3. Step 3: Cross multiply
    588,016.56x = 811,438.92 × 346,309.20
  4. Step 4: Simplify right side
    588,016.56x = 281,008,763,234.06
  5. Step 5: Solve for x
    x = 281,008,763,234.06/588,016.56
  6. Step 6: Final answer
    x = 477,892.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.