Home / 806,076.24-1,111,961.23-479,156.71

Finding the Fourth Proportional to 806,076.24, 1,111,961.23 and 479,156.71

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Solution

The fourth proportional to 806,076.24, 1,111,961.23 and 479,156.71 is: 660,984.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,076.24 : 1,111,961.23 = 479,156.71 : x
  2. Step 2: Convert to fraction form
    806,076.24/1,111,961.23 = 479,156.71/x
  3. Step 3: Cross multiply
    806,076.24x = 1,111,961.23 × 479,156.71
  4. Step 4: Simplify right side
    806,076.24x = 532,803,687,647.85
  5. Step 5: Solve for x
    x = 532,803,687,647.85/806,076.24
  6. Step 6: Final answer
    x = 660,984.24

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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.