Home / 588,619.17-812,449.78-347,062.66

Finding the Fourth Proportional to 588,619.17, 812,449.78 and 347,062.66

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Solution

The fourth proportional to 588,619.17, 812,449.78 and 347,062.66 is: 479,038.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,619.17 : 812,449.78 = 347,062.66 : x
  2. Step 2: Convert to fraction form
    588,619.17/812,449.78 = 347,062.66/x
  3. Step 3: Cross multiply
    588,619.17x = 812,449.78 × 347,062.66
  4. Step 4: Simplify right side
    588,619.17x = 281,970,978,864.43
  5. Step 5: Solve for x
    x = 281,970,978,864.43/588,619.17
  6. Step 6: Final answer
    x = 479,038.05

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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.