Home / 702,535.29-1,053,805.65-170,055.45

Finding the Fourth Proportional to 702,535.29, 1,053,805.65 and 170,055.45

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Solution

The fourth proportional to 702,535.29, 1,053,805.65 and 170,055.45 is: 255,083.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,535.29 : 1,053,805.65 = 170,055.45 : x
  2. Step 2: Convert to fraction form
    702,535.29/1,053,805.65 = 170,055.45/x
  3. Step 3: Cross multiply
    702,535.29x = 1,053,805.65 × 170,055.45
  4. Step 4: Simplify right side
    702,535.29x = 179,205,394,023.29
  5. Step 5: Solve for x
    x = 179,205,394,023.29/702,535.29
  6. Step 6: Final answer
    x = 255,083.83

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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.