Home / 1,053,990.94-1,580,990.14-255,273.02

Finding the Fourth Proportional to 1,053,990.94, 1,580,990.14 and 255,273.02

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Solution

The fourth proportional to 1,053,990.94, 1,580,990.14 and 255,273.02 is: 382,910.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,990.94 : 1,580,990.14 = 255,273.02 : x
  2. Step 2: Convert to fraction form
    1,053,990.94/1,580,990.14 = 255,273.02/x
  3. Step 3: Cross multiply
    1,053,990.94x = 1,580,990.14 × 255,273.02
  4. Step 4: Simplify right side
    1,053,990.94x = 403,584,127,628.02
  5. Step 5: Solve for x
    x = 403,584,127,628.02/1,053,990.94
  6. Step 6: Final answer
    x = 382,910.43

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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.