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Finding the Fourth Proportional to 592,792.50, 818,053.69 and 324,520.50

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Solution

The fourth proportional to 592,792.50, 818,053.69 and 324,520.50 is: 447,838.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,792.50 : 818,053.69 = 324,520.50 : x
  2. Step 2: Convert to fraction form
    592,792.50/818,053.69 = 324,520.50/x
  3. Step 3: Cross multiply
    592,792.50x = 818,053.69 × 324,520.50
  4. Step 4: Simplify right side
    592,792.50x = 265,475,192,505.65
  5. Step 5: Solve for x
    x = 265,475,192,505.65/592,792.50
  6. Step 6: Final answer
    x = 447,838.31

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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.