Home / 262,606.20-393,909.30-73,066.20

Finding the Fourth Proportional to 262,606.20, 393,909.30 and 73,066.20

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Solution

The fourth proportional to 262,606.20, 393,909.30 and 73,066.20 is: 109,599.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,606.20 : 393,909.30 = 73,066.20 : x
  2. Step 2: Convert to fraction form
    262,606.20/393,909.30 = 73,066.20/x
  3. Step 3: Cross multiply
    262,606.20x = 393,909.30 × 73,066.20
  4. Step 4: Simplify right side
    262,606.20x = 28,781,455,695.66
  5. Step 5: Solve for x
    x = 28,781,455,695.66/262,606.20
  6. Step 6: Final answer
    x = 109,599.30

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1.5x scale

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.