Home / 1,202,521.20-1,659,479.67-658,666.10

Finding the Fourth Proportional to 1,202,521.20, 1,659,479.67 and 658,666.10

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Solution

The fourth proportional to 1,202,521.20, 1,659,479.67 and 658,666.10 is: 908,959.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,202,521.20 : 1,659,479.67 = 658,666.10 : x
  2. Step 2: Convert to fraction form
    1,202,521.20/1,659,479.67 = 658,666.10/x
  3. Step 3: Cross multiply
    1,202,521.20x = 1,659,479.67 × 658,666.10
  4. Step 4: Simplify right side
    1,202,521.20x = 1,093,042,993,970.79
  5. Step 5: Solve for x
    x = 1,093,042,993,970.79/1,202,521.20
  6. Step 6: Final answer
    x = 908,959.44

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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.