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Finding the Fourth Proportional to 584,614.56, 806,770.53 and 316,342.56

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Solution

The fourth proportional to 584,614.56, 806,770.53 and 316,342.56 is: 436,554.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,614.56 : 806,770.53 = 316,342.56 : x
  2. Step 2: Convert to fraction form
    584,614.56/806,770.53 = 316,342.56/x
  3. Step 3: Cross multiply
    584,614.56x = 806,770.53 × 316,342.56
  4. Step 4: Simplify right side
    584,614.56x = 255,215,854,792.76
  5. Step 5: Solve for x
    x = 255,215,854,792.76/584,614.56
  6. Step 6: Final answer
    x = 436,554.05

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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.