Home / 503,403.38-694,575.14-296,680.26

Finding the Fourth Proportional to 503,403.38, 694,575.14 and 296,680.26

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Solution

The fourth proportional to 503,403.38, 694,575.14 and 296,680.26 is: 409,347.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,403.38 : 694,575.14 = 296,680.26 : x
  2. Step 2: Convert to fraction form
    503,403.38/694,575.14 = 296,680.26/x
  3. Step 3: Cross multiply
    503,403.38x = 694,575.14 × 296,680.26
  4. Step 4: Simplify right side
    503,403.38x = 206,066,733,124.74
  5. Step 5: Solve for x
    x = 206,066,733,124.74/503,403.38
  6. Step 6: Final answer
    x = 409,347.14

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Double scale
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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.