Home / 1,202,705.01-1,659,661.65-658,732.50

Finding the Fourth Proportional to 1,202,705.01, 1,659,661.65 and 658,732.50

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Solution

The fourth proportional to 1,202,705.01, 1,659,661.65 and 658,732.50 is: 909,011.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,202,705.01 : 1,659,661.65 = 658,732.50 : x
  2. Step 2: Convert to fraction form
    1,202,705.01/1,659,661.65 = 658,732.50/x
  3. Step 3: Cross multiply
    1,202,705.01x = 1,659,661.65 × 658,732.50
  4. Step 4: Simplify right side
    1,202,705.01x = 1,093,273,067,858.62
  5. Step 5: Solve for x
    x = 1,093,273,067,858.62/1,202,705.01
  6. Step 6: Final answer
    x = 909,011.82

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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.