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Finding the Fourth Proportional to 532,866.75, 799,693.79 and 252,384

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Solution

The fourth proportional to 532,866.75, 799,693.79 and 252,384 is: 378,762.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,866.75 : 799,693.79 = 252,384 : x
  2. Step 2: Convert to fraction form
    532,866.75/799,693.79 = 252,384/x
  3. Step 3: Cross multiply
    532,866.75x = 799,693.79 × 252,384
  4. Step 4: Simplify right side
    532,866.75x = 201,829,917,495.36
  5. Step 5: Solve for x
    x = 201,829,917,495.36/532,866.75
  6. Step 6: Final answer
    x = 378,762.45

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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.