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Finding the Fourth Proportional to 237,277.80, 355,813.02 and 71,026.92

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Solution

The fourth proportional to 237,277.80, 355,813.02 and 71,026.92 is: 106,509.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,277.80 : 355,813.02 = 71,026.92 : x
  2. Step 2: Convert to fraction form
    237,277.80/355,813.02 = 71,026.92/x
  3. Step 3: Cross multiply
    237,277.80x = 355,813.02 × 71,026.92
  4. Step 4: Simplify right side
    237,277.80x = 25,272,302,906.50
  5. Step 5: Solve for x
    x = 25,272,302,906.50/237,277.80
  6. Step 6: Final answer
    x = 106,509.34

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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.