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Finding the Fourth Proportional to 7,592.63, 10,479.24 and 4,448.81

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Solution

The fourth proportional to 7,592.63, 10,479.24 and 4,448.81 is: 6,140.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,592.63 : 10,479.24 = 4,448.81 : x
  2. Step 2: Convert to fraction form
    7,592.63/10,479.24 = 4,448.81/x
  3. Step 3: Cross multiply
    7,592.63x = 10,479.24 × 4,448.81
  4. Step 4: Simplify right side
    7,592.63x = 46,620,173.90
  5. Step 5: Solve for x
    x = 46,620,173.90/7,592.63
  6. Step 6: Final answer
    x = 6,140.19

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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.