Home / 982,821.80-1,356,069.70-552,945.08

Finding the Fourth Proportional to 982,821.80, 1,356,069.70 and 552,945.08

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Solution

The fourth proportional to 982,821.80, 1,356,069.70 and 552,945.08 is: 762,937.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,821.80 : 1,356,069.70 = 552,945.08 : x
  2. Step 2: Convert to fraction form
    982,821.80/1,356,069.70 = 552,945.08/x
  3. Step 3: Cross multiply
    982,821.80x = 1,356,069.70 × 552,945.08
  4. Step 4: Simplify right side
    982,821.80x = 749,832,072,833.43
  5. Step 5: Solve for x
    x = 749,832,072,833.43/982,821.80
  6. Step 6: Final answer
    x = 762,937.97

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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.