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Finding the Fourth Proportional to 272,573.60, 408,082.80 and 167,597.60

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Solution

The fourth proportional to 272,573.60, 408,082.80 and 167,597.60 is: 250,918.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,573.60 : 408,082.80 = 167,597.60 : x
  2. Step 2: Convert to fraction form
    272,573.60/408,082.80 = 167,597.60/x
  3. Step 3: Cross multiply
    272,573.60x = 408,082.80 × 167,597.60
  4. Step 4: Simplify right side
    272,573.60x = 68,393,697,881.28
  5. Step 5: Solve for x
    x = 68,393,697,881.28/272,573.60
  6. Step 6: Final answer
    x = 250,918.28

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1.5x scale

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.