Home / 296,579.26-409,279.76-160,613.43

Finding the Fourth Proportional to 296,579.26, 409,279.76 and 160,613.43

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Solution

The fourth proportional to 296,579.26, 409,279.76 and 160,613.43 is: 221,646.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,579.26 : 409,279.76 = 160,613.43 : x
  2. Step 2: Convert to fraction form
    296,579.26/409,279.76 = 160,613.43/x
  3. Step 3: Cross multiply
    296,579.26x = 409,279.76 × 160,613.43
  4. Step 4: Simplify right side
    296,579.26x = 65,735,826,083.18
  5. Step 5: Solve for x
    x = 65,735,826,083.18/296,579.26
  6. Step 6: Final answer
    x = 221,646.74

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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.