Home / 628,304.29-867,063.69-341,826.44

Finding the Fourth Proportional to 628,304.29, 867,063.69 and 341,826.44

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Solution

The fourth proportional to 628,304.29, 867,063.69 and 341,826.44 is: 471,722.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,304.29 : 867,063.69 = 341,826.44 : x
  2. Step 2: Convert to fraction form
    628,304.29/867,063.69 = 341,826.44/x
  3. Step 3: Cross multiply
    628,304.29x = 867,063.69 × 341,826.44
  4. Step 4: Simplify right side
    628,304.29x = 296,385,290,070.65
  5. Step 5: Solve for x
    x = 296,385,290,070.65/628,304.29
  6. Step 6: Final answer
    x = 471,722.53

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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.