Home / 482,981.86-724,449.42-183,439.06

Finding the Fourth Proportional to 482,981.86, 724,449.42 and 183,439.06

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Solution

The fourth proportional to 482,981.86, 724,449.42 and 183,439.06 is: 275,149.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,981.86 : 724,449.42 = 183,439.06 : x
  2. Step 2: Convert to fraction form
    482,981.86/724,449.42 = 183,439.06/x
  3. Step 3: Cross multiply
    482,981.86x = 724,449.42 × 183,439.06
  4. Step 4: Simplify right side
    482,981.86x = 132,892,320,622.35
  5. Step 5: Solve for x
    x = 132,892,320,622.35/482,981.86
  6. Step 6: Final answer
    x = 275,149.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.