Home / 807,272.76-1,114,123.92-444,733.77

Finding the Fourth Proportional to 807,272.76, 1,114,123.92 and 444,733.77

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Solution

The fourth proportional to 807,272.76, 1,114,123.92 and 444,733.77 is: 613,780.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,272.76 : 1,114,123.92 = 444,733.77 : x
  2. Step 2: Convert to fraction form
    807,272.76/1,114,123.92 = 444,733.77/x
  3. Step 3: Cross multiply
    807,272.76x = 1,114,123.92 × 444,733.77
  4. Step 4: Simplify right side
    807,272.76x = 495,488,531,188.78
  5. Step 5: Solve for x
    x = 495,488,531,188.78/807,272.76
  6. Step 6: Final answer
    x = 613,780.81

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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.