Home / 928,873.12-1,281,844.52-541,613.82

Finding the Fourth Proportional to 928,873.12, 1,281,844.52 and 541,613.82

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Solution

The fourth proportional to 928,873.12, 1,281,844.52 and 541,613.82 is: 747,426.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,873.12 : 1,281,844.52 = 541,613.82 : x
  2. Step 2: Convert to fraction form
    928,873.12/1,281,844.52 = 541,613.82/x
  3. Step 3: Cross multiply
    928,873.12x = 1,281,844.52 × 541,613.82
  4. Step 4: Simplify right side
    928,873.12x = 694,264,698,914.31
  5. Step 5: Solve for x
    x = 694,264,698,914.31/928,873.12
  6. Step 6: Final answer
    x = 747,426.84

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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.