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Finding the Fourth Proportional to 4,925.88, 7,390.08 and 4,382.19

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Solution

The fourth proportional to 4,925.88, 7,390.08 and 4,382.19 is: 6,574.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,925.88 : 7,390.08 = 4,382.19 : x
  2. Step 2: Convert to fraction form
    4,925.88/7,390.08 = 4,382.19/x
  3. Step 3: Cross multiply
    4,925.88x = 7,390.08 × 4,382.19
  4. Step 4: Simplify right side
    4,925.88x = 32,384,734.68
  5. Step 5: Solve for x
    x = 32,384,734.68/4,925.88
  6. Step 6: Final answer
    x = 6,574.41

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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.