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Finding the Fourth Proportional to 444,850.40, 667,275.60 and 413,746.40

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Solution

The fourth proportional to 444,850.40, 667,275.60 and 413,746.40 is: 620,619.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,850.40 : 667,275.60 = 413,746.40 : x
  2. Step 2: Convert to fraction form
    444,850.40/667,275.60 = 413,746.40/x
  3. Step 3: Cross multiply
    444,850.40x = 667,275.60 × 413,746.40
  4. Step 4: Simplify right side
    444,850.40x = 276,082,877,307.84
  5. Step 5: Solve for x
    x = 276,082,877,307.84/444,850.40
  6. Step 6: Final answer
    x = 620,619.60

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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.