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Finding the Fourth Proportional to 229,069.66, 343,653.88 and 69,132.23

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Solution

The fourth proportional to 229,069.66, 343,653.88 and 69,132.23 is: 103,713.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,069.66 : 343,653.88 = 69,132.23 : x
  2. Step 2: Convert to fraction form
    229,069.66/343,653.88 = 69,132.23/x
  3. Step 3: Cross multiply
    229,069.66x = 343,653.88 × 69,132.23
  4. Step 4: Simplify right side
    229,069.66x = 23,757,558,698.41
  5. Step 5: Solve for x
    x = 23,757,558,698.41/229,069.66
  6. Step 6: Final answer
    x = 103,713.25

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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.