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Finding the Fourth Proportional to 615,888.46, 843,753.09 and 592,861.75

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Solution

The fourth proportional to 615,888.46, 843,753.09 and 592,861.75 is: 812,207.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,888.46 : 843,753.09 = 592,861.75 : x
  2. Step 2: Convert to fraction form
    615,888.46/843,753.09 = 592,861.75/x
  3. Step 3: Cross multiply
    615,888.46x = 843,753.09 × 592,861.75
  4. Step 4: Simplify right side
    615,888.46x = 500,228,933,619.16
  5. Step 5: Solve for x
    x = 500,228,933,619.16/615,888.46
  6. Step 6: Final answer
    x = 812,207.02

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.