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Finding the Fourth Proportional to 339,416.58, 468,382.01 and 188,523.30

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Solution

The fourth proportional to 339,416.58, 468,382.01 and 188,523.30 is: 260,155.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,416.58 : 468,382.01 = 188,523.30 : x
  2. Step 2: Convert to fraction form
    339,416.58/468,382.01 = 188,523.30/x
  3. Step 3: Cross multiply
    339,416.58x = 468,382.01 × 188,523.30
  4. Step 4: Simplify right side
    339,416.58x = 88,300,921,243.22
  5. Step 5: Solve for x
    x = 88,300,921,243.22/339,416.58
  6. Step 6: Final answer
    x = 260,155.00

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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.