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Finding the Fourth Proportional to 29,340, 40,479.48 and 17,407.08

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Solution

The fourth proportional to 29,340, 40,479.48 and 17,407.08 is: 24,016.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,340 : 40,479.48 = 17,407.08 : x
  2. Step 2: Convert to fraction form
    29,340/40,479.48 = 17,407.08/x
  3. Step 3: Cross multiply
    29,340x = 40,479.48 × 17,407.08
  4. Step 4: Simplify right side
    29,340x = 704,629,546.72
  5. Step 5: Solve for x
    x = 704,629,546.72/29,340
  6. Step 6: Final answer
    x = 24,016.00

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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.