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Finding the Fourth Proportional to 248,952.87, 343,553.40 and 141,522.91

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Solution

The fourth proportional to 248,952.87, 343,553.40 and 141,522.91 is: 195,300.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,952.87 : 343,553.40 = 141,522.91 : x
  2. Step 2: Convert to fraction form
    248,952.87/343,553.40 = 141,522.91/x
  3. Step 3: Cross multiply
    248,952.87x = 343,553.40 × 141,522.91
  4. Step 4: Simplify right side
    248,952.87x = 48,620,676,049.51
  5. Step 5: Solve for x
    x = 48,620,676,049.51/248,952.87
  6. Step 6: Final answer
    x = 195,300.73

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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.