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Finding the Fourth Proportional to 248,057.92, 372,080.16 and 70,577.12

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Solution

The fourth proportional to 248,057.92, 372,080.16 and 70,577.12 is: 105,863.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,057.92 : 372,080.16 = 70,577.12 : x
  2. Step 2: Convert to fraction form
    248,057.92/372,080.16 = 70,577.12/x
  3. Step 3: Cross multiply
    248,057.92x = 372,080.16 × 70,577.12
  4. Step 4: Simplify right side
    248,057.92x = 26,260,346,101.94
  5. Step 5: Solve for x
    x = 26,260,346,101.94/248,057.92
  6. Step 6: Final answer
    x = 105,863.77

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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.