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Finding the Fourth Proportional to 254,694.68, 382,055.10 and 65,156.69

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Solution

The fourth proportional to 254,694.68, 382,055.10 and 65,156.69 is: 97,738.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,694.68 : 382,055.10 = 65,156.69 : x
  2. Step 2: Convert to fraction form
    254,694.68/382,055.10 = 65,156.69/x
  3. Step 3: Cross multiply
    254,694.68x = 382,055.10 × 65,156.69
  4. Step 4: Simplify right side
    254,694.68x = 24,893,445,713.62
  5. Step 5: Solve for x
    x = 24,893,445,713.62/254,694.68
  6. Step 6: Final answer
    x = 97,738.38

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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.