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Finding the Fourth Proportional to 29,328.80, 43,964.40 and 26,218.40

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Solution

The fourth proportional to 29,328.80, 43,964.40 and 26,218.40 is: 39,301.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,328.80 : 43,964.40 = 26,218.40 : x
  2. Step 2: Convert to fraction form
    29,328.80/43,964.40 = 26,218.40/x
  3. Step 3: Cross multiply
    29,328.80x = 43,964.40 × 26,218.40
  4. Step 4: Simplify right side
    29,328.80x = 1,152,676,224.96
  5. Step 5: Solve for x
    x = 1,152,676,224.96/29,328.80
  6. Step 6: Final answer
    x = 39,301.85

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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.