Home / 242,254.20-363,446.10-172,270.20

Finding the Fourth Proportional to 242,254.20, 363,446.10 and 172,270.20

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Solution

The fourth proportional to 242,254.20, 363,446.10 and 172,270.20 is: 258,451.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,254.20 : 363,446.10 = 172,270.20 : x
  2. Step 2: Convert to fraction form
    242,254.20/363,446.10 = 172,270.20/x
  3. Step 3: Cross multiply
    242,254.20x = 363,446.10 × 172,270.20
  4. Step 4: Simplify right side
    242,254.20x = 62,610,932,336.22
  5. Step 5: Solve for x
    x = 62,610,932,336.22/242,254.20
  6. Step 6: Final answer
    x = 258,451.38

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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.