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Finding the Fourth Proportional to 367,042.01, 550,561.95 and 100,802.77

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Solution

The fourth proportional to 367,042.01, 550,561.95 and 100,802.77 is: 151,203.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,042.01 : 550,561.95 = 100,802.77 : x
  2. Step 2: Convert to fraction form
    367,042.01/550,561.95 = 100,802.77/x
  3. Step 3: Cross multiply
    367,042.01x = 550,561.95 × 100,802.77
  4. Step 4: Simplify right side
    367,042.01x = 55,498,168,240.20
  5. Step 5: Solve for x
    x = 55,498,168,240.20/367,042.01
  6. Step 6: Final answer
    x = 151,203.86

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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.