Home / 451,545.20-623,160.33-250,341.20

Finding the Fourth Proportional to 451,545.20, 623,160.33 and 250,341.20

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Solution

The fourth proportional to 451,545.20, 623,160.33 and 250,341.20 is: 345,486.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,545.20 : 623,160.33 = 250,341.20 : x
  2. Step 2: Convert to fraction form
    451,545.20/623,160.33 = 250,341.20/x
  3. Step 3: Cross multiply
    451,545.20x = 623,160.33 × 250,341.20
  4. Step 4: Simplify right side
    451,545.20x = 156,002,704,804.60
  5. Step 5: Solve for x
    x = 156,002,704,804.60/451,545.20
  6. Step 6: Final answer
    x = 345,486.35

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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.