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Finding the Fourth Proportional to 235,789, 324,668.25 and 177,730.08

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Solution

The fourth proportional to 235,789, 324,668.25 and 177,730.08 is: 244,724.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,789 : 324,668.25 = 177,730.08 : x
  2. Step 2: Convert to fraction form
    235,789/324,668.25 = 177,730.08/x
  3. Step 3: Cross multiply
    235,789x = 324,668.25 × 177,730.08
  4. Step 4: Simplify right side
    235,789x = 57,703,314,045.96
  5. Step 5: Solve for x
    x = 57,703,314,045.96/235,789
  6. Step 6: Final answer
    x = 244,724.37

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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.