Home / 451,480.38-623,049.93-247,549.92

Finding the Fourth Proportional to 451,480.38, 623,049.93 and 247,549.92

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Solution

The fourth proportional to 451,480.38, 623,049.93 and 247,549.92 is: 341,622.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,480.38 : 623,049.93 = 247,549.92 : x
  2. Step 2: Convert to fraction form
    451,480.38/623,049.93 = 247,549.92/x
  3. Step 3: Cross multiply
    451,480.38x = 623,049.93 × 247,549.92
  4. Step 4: Simplify right side
    451,480.38x = 154,235,960,327.51
  5. Step 5: Solve for x
    x = 154,235,960,327.51/451,480.38
  6. Step 6: Final answer
    x = 341,622.73

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1.5x scale

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.