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Finding the Fourth Proportional to 444,868.93, 667,368.47 and 129,284.83

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Solution

The fourth proportional to 444,868.93, 667,368.47 and 129,284.83 is: 193,946.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,868.93 : 667,368.47 = 129,284.83 : x
  2. Step 2: Convert to fraction form
    444,868.93/667,368.47 = 129,284.83/x
  3. Step 3: Cross multiply
    444,868.93x = 667,368.47 × 129,284.83
  4. Step 4: Simplify right side
    444,868.93x = 86,280,619,191.31
  5. Step 5: Solve for x
    x = 86,280,619,191.31/444,868.93
  6. Step 6: Final answer
    x = 193,946.16

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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.