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Finding the Fourth Proportional to 590,878.59, 886,541.21 and 231,306.39

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Solution

The fourth proportional to 590,878.59, 886,541.21 and 231,306.39 is: 347,047.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,878.59 : 886,541.21 = 231,306.39 : x
  2. Step 2: Convert to fraction form
    590,878.59/886,541.21 = 231,306.39/x
  3. Step 3: Cross multiply
    590,878.59x = 886,541.21 × 231,306.39
  4. Step 4: Simplify right side
    590,878.59x = 205,062,645,714.80
  5. Step 5: Solve for x
    x = 205,062,645,714.80/590,878.59
  6. Step 6: Final answer
    x = 347,047.01

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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.