Home / 868,278.02-1,198,227.33-505,950.44

Finding the Fourth Proportional to 868,278.02, 1,198,227.33 and 505,950.44

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Solution

The fourth proportional to 868,278.02, 1,198,227.33 and 505,950.44 is: 698,213.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,278.02 : 1,198,227.33 = 505,950.44 : x
  2. Step 2: Convert to fraction form
    868,278.02/1,198,227.33 = 505,950.44/x
  3. Step 3: Cross multiply
    868,278.02x = 1,198,227.33 × 505,950.44
  4. Step 4: Simplify right side
    868,278.02x = 606,243,638,842.39
  5. Step 5: Solve for x
    x = 606,243,638,842.39/868,278.02
  6. Step 6: Final answer
    x = 698,213.74

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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.