Home / 806,535.66-1,112,557.98-504,204.78

Finding the Fourth Proportional to 806,535.66, 1,112,557.98 and 504,204.78

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Solution

The fourth proportional to 806,535.66, 1,112,557.98 and 504,204.78 is: 695,514.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,535.66 : 1,112,557.98 = 504,204.78 : x
  2. Step 2: Convert to fraction form
    806,535.66/1,112,557.98 = 504,204.78/x
  3. Step 3: Cross multiply
    806,535.66x = 1,112,557.98 × 504,204.78
  4. Step 4: Simplify right side
    806,535.66x = 560,957,051,543.14
  5. Step 5: Solve for x
    x = 560,957,051,543.14/806,535.66
  6. Step 6: Final answer
    x = 695,514.26

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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.