Home / 451,618.92-623,242.67-247,656.89

Finding the Fourth Proportional to 451,618.92, 623,242.67 and 247,656.89

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Solution

The fourth proportional to 451,618.92, 623,242.67 and 247,656.89 is: 341,771.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,618.92 : 623,242.67 = 247,656.89 : x
  2. Step 2: Convert to fraction form
    451,618.92/623,242.67 = 247,656.89/x
  3. Step 3: Cross multiply
    451,618.92x = 623,242.67 × 247,656.89
  4. Step 4: Simplify right side
    451,618.92x = 154,350,341,687.32
  5. Step 5: Solve for x
    x = 154,350,341,687.32/451,618.92
  6. Step 6: Final answer
    x = 341,771.20

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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.