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Finding the Fourth Proportional to 322,302.04, 444,750.74 and 186,344.71

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Solution

The fourth proportional to 322,302.04, 444,750.74 and 186,344.71 is: 257,140.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,302.04 : 444,750.74 = 186,344.71 : x
  2. Step 2: Convert to fraction form
    322,302.04/444,750.74 = 186,344.71/x
  3. Step 3: Cross multiply
    322,302.04x = 444,750.74 × 186,344.71
  4. Step 4: Simplify right side
    322,302.04x = 82,876,949,245.32
  5. Step 5: Solve for x
    x = 82,876,949,245.32/322,302.04
  6. Step 6: Final answer
    x = 257,140.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.