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Finding the Fourth Proportional to 254,575.42, 381,863.11 and 65,036.19

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Solution

The fourth proportional to 254,575.42, 381,863.11 and 65,036.19 is: 97,554.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,575.42 : 381,863.11 = 65,036.19 : x
  2. Step 2: Convert to fraction form
    254,575.42/381,863.11 = 65,036.19/x
  3. Step 3: Cross multiply
    254,575.42x = 381,863.11 × 65,036.19
  4. Step 4: Simplify right side
    254,575.42x = 24,834,922,093.30
  5. Step 5: Solve for x
    x = 24,834,922,093.30/254,575.42
  6. Step 6: Final answer
    x = 97,554.28

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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.