Home / 856,140.06-1,181,470.33-493,562.19

Finding the Fourth Proportional to 856,140.06, 1,181,470.33 and 493,562.19

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Solution

The fourth proportional to 856,140.06, 1,181,470.33 and 493,562.19 is: 681,114.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,140.06 : 1,181,470.33 = 493,562.19 : x
  2. Step 2: Convert to fraction form
    856,140.06/1,181,470.33 = 493,562.19/x
  3. Step 3: Cross multiply
    856,140.06x = 1,181,470.33 × 493,562.19
  4. Step 4: Simplify right side
    856,140.06x = 583,129,083,494.82
  5. Step 5: Solve for x
    x = 583,129,083,494.82/856,140.06
  6. Step 6: Final answer
    x = 681,114.12

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Double scale
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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.