Home / 451,544.20-623,158.95-250,340.20

Finding the Fourth Proportional to 451,544.20, 623,158.95 and 250,340.20

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Solution

The fourth proportional to 451,544.20, 623,158.95 and 250,340.20 is: 345,484.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,544.20 : 623,158.95 = 250,340.20 : x
  2. Step 2: Convert to fraction form
    451,544.20/623,158.95 = 250,340.20/x
  3. Step 3: Cross multiply
    451,544.20x = 623,158.95 × 250,340.20
  4. Step 4: Simplify right side
    451,544.20x = 156,001,736,174.79
  5. Step 5: Solve for x
    x = 156,001,736,174.79/451,544.20
  6. Step 6: Final answer
    x = 345,484.97

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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.