Home / 851,691.06-1,175,036.85-545,936.00

Finding the Fourth Proportional to 851,691.06, 1,175,036.85 and 545,936.00

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Solution

The fourth proportional to 851,691.06, 1,175,036.85 and 545,936.00 is: 753,201.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,691.06 : 1,175,036.85 = 545,936.00 : x
  2. Step 2: Convert to fraction form
    851,691.06/1,175,036.85 = 545,936.00/x
  3. Step 3: Cross multiply
    851,691.06x = 1,175,036.85 × 545,936.00
  4. Step 4: Simplify right side
    851,691.06x = 641,494,911,866.42
  5. Step 5: Solve for x
    x = 641,494,911,866.42/851,691.06
  6. Step 6: Final answer
    x = 753,201.42

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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.