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Finding the Fourth Proportional to 2,899.22, 4,349.65 and 952.79

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Solution

The fourth proportional to 2,899.22, 4,349.65 and 952.79 is: 1,429.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,899.22 : 4,349.65 = 952.79 : x
  2. Step 2: Convert to fraction form
    2,899.22/4,349.65 = 952.79/x
  3. Step 3: Cross multiply
    2,899.22x = 4,349.65 × 952.79
  4. Step 4: Simplify right side
    2,899.22x = 4,144,298.26
  5. Step 5: Solve for x
    x = 4,144,298.26/2,899.22
  6. Step 6: Final answer
    x = 1,429.45

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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.