Home / 411,320.27-617,195.55-168,341.70

Finding the Fourth Proportional to 411,320.27, 617,195.55 and 168,341.70

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Solution

The fourth proportional to 411,320.27, 617,195.55 and 168,341.70 is: 252,600.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,320.27 : 617,195.55 = 168,341.70 : x
  2. Step 2: Convert to fraction form
    411,320.27/617,195.55 = 168,341.70/x
  3. Step 3: Cross multiply
    411,320.27x = 617,195.55 × 168,341.70
  4. Step 4: Simplify right side
    411,320.27x = 103,899,748,119.44
  5. Step 5: Solve for x
    x = 103,899,748,119.44/411,320.27
  6. Step 6: Final answer
    x = 252,600.61

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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.