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Finding the Fourth Proportional to 353,359.63, 530,209.54 and 175,882.15

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Solution

The fourth proportional to 353,359.63, 530,209.54 and 175,882.15 is: 263,907.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,359.63 : 530,209.54 = 175,882.15 : x
  2. Step 2: Convert to fraction form
    353,359.63/530,209.54 = 175,882.15/x
  3. Step 3: Cross multiply
    353,359.63x = 530,209.54 × 175,882.15
  4. Step 4: Simplify right side
    353,359.63x = 93,254,391,194.66
  5. Step 5: Solve for x
    x = 93,254,391,194.66/353,359.63
  6. Step 6: Final answer
    x = 263,907.88

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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.