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Finding the Fourth Proportional to 223,270.65, 334,808.78 and 73,453.05

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Solution

The fourth proportional to 223,270.65, 334,808.78 and 73,453.05 is: 110,147.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,270.65 : 334,808.78 = 73,453.05 : x
  2. Step 2: Convert to fraction form
    223,270.65/334,808.78 = 73,453.05/x
  3. Step 3: Cross multiply
    223,270.65x = 334,808.78 × 73,453.05
  4. Step 4: Simplify right side
    223,270.65x = 24,592,725,690.51
  5. Step 5: Solve for x
    x = 24,592,725,690.51/223,270.65
  6. Step 6: Final answer
    x = 110,147.60

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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.