Home / 925,309.39-1,277,248.53-635,879.35

Finding the Fourth Proportional to 925,309.39, 1,277,248.53 and 635,879.35

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Solution

The fourth proportional to 925,309.39, 1,277,248.53 and 635,879.35 is: 877,734.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,309.39 : 1,277,248.53 = 635,879.35 : x
  2. Step 2: Convert to fraction form
    925,309.39/1,277,248.53 = 635,879.35/x
  3. Step 3: Cross multiply
    925,309.39x = 1,277,248.53 × 635,879.35
  4. Step 4: Simplify right side
    925,309.39x = 812,175,965,044.86
  5. Step 5: Solve for x
    x = 812,175,965,044.86/925,309.39
  6. Step 6: Final answer
    x = 877,734.49

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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.