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Finding the Fourth Proportional to 223,907.91, 308,666.48 and 170,099.52

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Solution

The fourth proportional to 223,907.91, 308,666.48 and 170,099.52 is: 234,489.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,907.91 : 308,666.48 = 170,099.52 : x
  2. Step 2: Convert to fraction form
    223,907.91/308,666.48 = 170,099.52/x
  3. Step 3: Cross multiply
    223,907.91x = 308,666.48 × 170,099.52
  4. Step 4: Simplify right side
    223,907.91x = 52,504,019,237.59
  5. Step 5: Solve for x
    x = 52,504,019,237.59/223,907.91
  6. Step 6: Final answer
    x = 234,489.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.