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Finding the Fourth Proportional to 296,095.88, 408,615.54 and 160,132.44

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Solution

The fourth proportional to 296,095.88, 408,615.54 and 160,132.44 is: 220,984.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,095.88 : 408,615.54 = 160,132.44 : x
  2. Step 2: Convert to fraction form
    296,095.88/408,615.54 = 160,132.44/x
  3. Step 3: Cross multiply
    296,095.88x = 408,615.54 × 160,132.44
  4. Step 4: Simplify right side
    296,095.88x = 65,432,603,442.12
  5. Step 5: Solve for x
    x = 65,432,603,442.12/296,095.88
  6. Step 6: Final answer
    x = 220,984.51

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1.5x scale

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.