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Finding the Fourth Proportional to 262,704.68, 393,877.04 and 94,221.40

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Solution

The fourth proportional to 262,704.68, 393,877.04 and 94,221.40 is: 141,267.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,704.68 : 393,877.04 = 94,221.40 : x
  2. Step 2: Convert to fraction form
    262,704.68/393,877.04 = 94,221.40/x
  3. Step 3: Cross multiply
    262,704.68x = 393,877.04 × 94,221.40
  4. Step 4: Simplify right side
    262,704.68x = 37,111,646,136.66
  5. Step 5: Solve for x
    x = 37,111,646,136.66/262,704.68
  6. Step 6: Final answer
    x = 141,267.55

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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.