Home / 361,200.30-541,282.05-265,685.10

Finding the Fourth Proportional to 361,200.30, 541,282.05 and 265,685.10

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Solution

The fourth proportional to 361,200.30, 541,282.05 and 265,685.10 is: 398,146.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,200.30 : 541,282.05 = 265,685.10 : x
  2. Step 2: Convert to fraction form
    361,200.30/541,282.05 = 265,685.10/x
  3. Step 3: Cross multiply
    361,200.30x = 541,282.05 × 265,685.10
  4. Step 4: Simplify right side
    361,200.30x = 143,810,575,582.46
  5. Step 5: Solve for x
    x = 143,810,575,582.46/361,200.30
  6. Step 6: Final answer
    x = 398,146.33

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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.