Home / 451,619.92-623,244.05-247,657.89

Finding the Fourth Proportional to 451,619.92, 623,244.05 and 247,657.89

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Solution

The fourth proportional to 451,619.92, 623,244.05 and 247,657.89 is: 341,772.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,619.92 : 623,244.05 = 247,657.89 : x
  2. Step 2: Convert to fraction form
    451,619.92/623,244.05 = 247,657.89/x
  3. Step 3: Cross multiply
    451,619.92x = 623,244.05 × 247,657.89
  4. Step 4: Simplify right side
    451,619.92x = 154,351,306,378.06
  5. Step 5: Solve for x
    x = 154,351,306,378.06/451,619.92
  6. Step 6: Final answer
    x = 341,772.58

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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.