Home / 346,460.20-520,079.10-267,922.60

Finding the Fourth Proportional to 346,460.20, 520,079.10 and 267,922.60

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Solution

The fourth proportional to 346,460.20, 520,079.10 and 267,922.60 is: 402,184.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,460.20 : 520,079.10 = 267,922.60 : x
  2. Step 2: Convert to fraction form
    346,460.20/520,079.10 = 267,922.60/x
  3. Step 3: Cross multiply
    346,460.20x = 520,079.10 × 267,922.60
  4. Step 4: Simplify right side
    346,460.20x = 139,340,944,677.66
  5. Step 5: Solve for x
    x = 139,340,944,677.66/346,460.20
  6. Step 6: Final answer
    x = 402,184.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.