Home / 625,736.01-863,532.69-353,844.58

Finding the Fourth Proportional to 625,736.01, 863,532.69 and 353,844.58

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Solution

The fourth proportional to 625,736.01, 863,532.69 and 353,844.58 is: 488,315.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,736.01 : 863,532.69 = 353,844.58 : x
  2. Step 2: Convert to fraction form
    625,736.01/863,532.69 = 353,844.58/x
  3. Step 3: Cross multiply
    625,736.01x = 863,532.69 × 353,844.58
  4. Step 4: Simplify right side
    625,736.01x = 305,556,360,513.95
  5. Step 5: Solve for x
    x = 305,556,360,513.95/625,736.01
  6. Step 6: Final answer
    x = 488,315.13

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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.