Home / 675,081.70-1,013,011.35-254,659.30

Finding the Fourth Proportional to 675,081.70, 1,013,011.35 and 254,659.30

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Solution

The fourth proportional to 675,081.70, 1,013,011.35 and 254,659.30 is: 382,135.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,081.70 : 1,013,011.35 = 254,659.30 : x
  2. Step 2: Convert to fraction form
    675,081.70/1,013,011.35 = 254,659.30/x
  3. Step 3: Cross multiply
    675,081.70x = 1,013,011.35 × 254,659.30
  4. Step 4: Simplify right side
    675,081.70x = 257,972,761,283.06
  5. Step 5: Solve for x
    x = 257,972,761,283.06/675,081.70
  6. Step 6: Final answer
    x = 382,135.62

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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.