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Finding the Fourth Proportional to 2,959.16, 4,429.02 and 2,635.16

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Solution

The fourth proportional to 2,959.16, 4,429.02 and 2,635.16 is: 3,944.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,959.16 : 4,429.02 = 2,635.16 : x
  2. Step 2: Convert to fraction form
    2,959.16/4,429.02 = 2,635.16/x
  3. Step 3: Cross multiply
    2,959.16x = 4,429.02 × 2,635.16
  4. Step 4: Simplify right side
    2,959.16x = 11,671,176.34
  5. Step 5: Solve for x
    x = 11,671,176.34/2,959.16
  6. Step 6: Final answer
    x = 3,944.08

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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.