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Finding the Fourth Proportional to 237,049.60, 355,625.60 and 70,854.40

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Solution

The fourth proportional to 237,049.60, 355,625.60 and 70,854.40 is: 106,296.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,049.60 : 355,625.60 = 70,854.40 : x
  2. Step 2: Convert to fraction form
    237,049.60/355,625.60 = 70,854.40/x
  3. Step 3: Cross multiply
    237,049.60x = 355,625.60 × 70,854.40
  4. Step 4: Simplify right side
    237,049.60x = 25,197,638,512.64
  5. Step 5: Solve for x
    x = 25,197,638,512.64/237,049.60
  6. Step 6: Final answer
    x = 106,296.90

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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.