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Finding the Fourth Proportional to 272,598.76, 408,902.46 and 83,063.08

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Solution

The fourth proportional to 272,598.76, 408,902.46 and 83,063.08 is: 124,595.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,598.76 : 408,902.46 = 83,063.08 : x
  2. Step 2: Convert to fraction form
    272,598.76/408,902.46 = 83,063.08/x
  3. Step 3: Cross multiply
    272,598.76x = 408,902.46 × 83,063.08
  4. Step 4: Simplify right side
    272,598.76x = 33,964,697,747.18
  5. Step 5: Solve for x
    x = 33,964,697,747.18/272,598.76
  6. Step 6: Final answer
    x = 124,595.94

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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.