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Finding the Fourth Proportional to 229,616.90, 344,426.44 and 69,694.22

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Solution

The fourth proportional to 229,616.90, 344,426.44 and 69,694.22 is: 104,541.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,616.90 : 344,426.44 = 69,694.22 : x
  2. Step 2: Convert to fraction form
    229,616.90/344,426.44 = 69,694.22/x
  3. Step 3: Cross multiply
    229,616.90x = 344,426.44 × 69,694.22
  4. Step 4: Simplify right side
    229,616.90x = 24,004,532,083.18
  5. Step 5: Solve for x
    x = 24,004,532,083.18/229,616.90
  6. Step 6: Final answer
    x = 104,541.66

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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.