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Finding the Fourth Proportional to 229,231.70, 343,847.55 and 63,019.70

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Solution

The fourth proportional to 229,231.70, 343,847.55 and 63,019.70 is: 94,529.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,231.70 : 343,847.55 = 63,019.70 : x
  2. Step 2: Convert to fraction form
    229,231.70/343,847.55 = 63,019.70/x
  3. Step 3: Cross multiply
    229,231.70x = 343,847.55 × 63,019.70
  4. Step 4: Simplify right side
    229,231.70x = 21,669,169,446.74
  5. Step 5: Solve for x
    x = 21,669,169,446.74/229,231.70
  6. Step 6: Final answer
    x = 94,529.55

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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.