Home / 741,961.20-1,111,790.79-514,700.58

Finding the Fourth Proportional to 741,961.20, 1,111,790.79 and 514,700.58

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Solution

The fourth proportional to 741,961.20, 1,111,790.79 and 514,700.58 is: 771,252.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,961.20 : 1,111,790.79 = 514,700.58 : x
  2. Step 2: Convert to fraction form
    741,961.20/1,111,790.79 = 514,700.58/x
  3. Step 3: Cross multiply
    741,961.20x = 1,111,790.79 × 514,700.58
  4. Step 4: Simplify right side
    741,961.20x = 572,239,364,451.66
  5. Step 5: Solve for x
    x = 572,239,364,451.66/741,961.20
  6. Step 6: Final answer
    x = 771,252.41

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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.