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Finding the Fourth Proportional to 267,818.40, 369,600.30 and 160,367.04

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Solution

The fourth proportional to 267,818.40, 369,600.30 and 160,367.04 is: 221,313.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,818.40 : 369,600.30 = 160,367.04 : x
  2. Step 2: Convert to fraction form
    267,818.40/369,600.30 = 160,367.04/x
  3. Step 3: Cross multiply
    267,818.40x = 369,600.30 × 160,367.04
  4. Step 4: Simplify right side
    267,818.40x = 59,271,706,094.11
  5. Step 5: Solve for x
    x = 59,271,706,094.11/267,818.40
  6. Step 6: Final answer
    x = 221,313.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.