Home / 877,179.25-1,210,734.17-572,016.61

Finding the Fourth Proportional to 877,179.25, 1,210,734.17 and 572,016.61

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Solution

The fourth proportional to 877,179.25, 1,210,734.17 and 572,016.61 is: 789,530.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,179.25 : 1,210,734.17 = 572,016.61 : x
  2. Step 2: Convert to fraction form
    877,179.25/1,210,734.17 = 572,016.61/x
  3. Step 3: Cross multiply
    877,179.25x = 1,210,734.17 × 572,016.61
  4. Step 4: Simplify right side
    877,179.25x = 692,560,055,534.56
  5. Step 5: Solve for x
    x = 692,560,055,534.56/877,179.25
  6. Step 6: Final answer
    x = 789,530.82

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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.