Home / 881,176.32-1,214,543.16-674,373.60

Finding the Fourth Proportional to 881,176.32, 1,214,543.16 and 674,373.60

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Solution

The fourth proportional to 881,176.32, 1,214,543.16 and 674,373.60 is: 929,502.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,176.32 : 1,214,543.16 = 674,373.60 : x
  2. Step 2: Convert to fraction form
    881,176.32/1,214,543.16 = 674,373.60/x
  3. Step 3: Cross multiply
    881,176.32x = 1,214,543.16 × 674,373.60
  4. Step 4: Simplify right side
    881,176.32x = 819,055,843,164.58
  5. Step 5: Solve for x
    x = 819,055,843,164.58/881,176.32
  6. Step 6: Final answer
    x = 929,502.78

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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.