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Finding the Fourth Proportional to 223,563.80, 334,956.90 and 183,906.20

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Solution

The fourth proportional to 223,563.80, 334,956.90 and 183,906.20 is: 275,539.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,563.80 : 334,956.90 = 183,906.20 : x
  2. Step 2: Convert to fraction form
    223,563.80/334,956.90 = 183,906.20/x
  3. Step 3: Cross multiply
    223,563.80x = 334,956.90 × 183,906.20
  4. Step 4: Simplify right side
    223,563.80x = 61,600,650,642.78
  5. Step 5: Solve for x
    x = 61,600,650,642.78/223,563.80
  6. Step 6: Final answer
    x = 275,539.47

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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.