Home / 873,985.44-1,206,160.52-529,835.88

Finding the Fourth Proportional to 873,985.44, 1,206,160.52 and 529,835.88

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Solution

The fourth proportional to 873,985.44, 1,206,160.52 and 529,835.88 is: 731,210.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,985.44 : 1,206,160.52 = 529,835.88 : x
  2. Step 2: Convert to fraction form
    873,985.44/1,206,160.52 = 529,835.88/x
  3. Step 3: Cross multiply
    873,985.44x = 1,206,160.52 × 529,835.88
  4. Step 4: Simplify right side
    873,985.44x = 639,067,120,535.46
  5. Step 5: Solve for x
    x = 639,067,120,535.46/873,985.44
  6. Step 6: Final answer
    x = 731,210.26

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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.