Home / 1,283,173.52-1,770,751.56-710,179.28

Finding the Fourth Proportional to 1,283,173.52, 1,770,751.56 and 710,179.28

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Solution

The fourth proportional to 1,283,173.52, 1,770,751.56 and 710,179.28 is: 980,031.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,173.52 : 1,770,751.56 = 710,179.28 : x
  2. Step 2: Convert to fraction form
    1,283,173.52/1,770,751.56 = 710,179.28/x
  3. Step 3: Cross multiply
    1,283,173.52x = 1,770,751.56 × 710,179.28
  4. Step 4: Simplify right side
    1,283,173.52x = 1,257,551,067,939.68
  5. Step 5: Solve for x
    x = 1,257,551,067,939.68/1,283,173.52
  6. Step 6: Final answer
    x = 980,031.97

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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.