Home / 754,698.03-1,127,735.28-573,789.39

Finding the Fourth Proportional to 754,698.03, 1,127,735.28 and 573,789.39

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Solution

The fourth proportional to 754,698.03, 1,127,735.28 and 573,789.39 is: 857,405.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,698.03 : 1,127,735.28 = 573,789.39 : x
  2. Step 2: Convert to fraction form
    754,698.03/1,127,735.28 = 573,789.39/x
  3. Step 3: Cross multiply
    754,698.03x = 1,127,735.28 × 573,789.39
  4. Step 4: Simplify right side
    754,698.03x = 647,082,538,392.68
  5. Step 5: Solve for x
    x = 647,082,538,392.68/754,698.03
  6. Step 6: Final answer
    x = 857,405.89

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.