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Finding the Fourth Proportional to 237,487.48, 355,770.06 and 212,250.04

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Solution

The fourth proportional to 237,487.48, 355,770.06 and 212,250.04 is: 317,962.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,487.48 : 355,770.06 = 212,250.04 : x
  2. Step 2: Convert to fraction form
    237,487.48/355,770.06 = 212,250.04/x
  3. Step 3: Cross multiply
    237,487.48x = 355,770.06 × 212,250.04
  4. Step 4: Simplify right side
    237,487.48x = 75,512,209,465.80
  5. Step 5: Solve for x
    x = 75,512,209,465.80/237,487.48
  6. Step 6: Final answer
    x = 317,962.91

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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.