Home / 346,826.68-478,613.52-193,860.60

Finding the Fourth Proportional to 346,826.68, 478,613.52 and 193,860.60

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Solution

The fourth proportional to 346,826.68, 478,613.52 and 193,860.60 is: 267,523.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,826.68 : 478,613.52 = 193,860.60 : x
  2. Step 2: Convert to fraction form
    346,826.68/478,613.52 = 193,860.60/x
  3. Step 3: Cross multiply
    346,826.68x = 478,613.52 × 193,860.60
  4. Step 4: Simplify right side
    346,826.68x = 92,784,304,155.31
  5. Step 5: Solve for x
    x = 92,784,304,155.31/346,826.68
  6. Step 6: Final answer
    x = 267,523.55

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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.