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Finding the Fourth Proportional to 324,648.59, 448,059.56 and 186,824.69

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Solution

The fourth proportional to 324,648.59, 448,059.56 and 186,824.69 is: 257,843.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,648.59 : 448,059.56 = 186,824.69 : x
  2. Step 2: Convert to fraction form
    324,648.59/448,059.56 = 186,824.69/x
  3. Step 3: Cross multiply
    324,648.59x = 448,059.56 × 186,824.69
  4. Step 4: Simplify right side
    324,648.59x = 83,708,585,224.12
  5. Step 5: Solve for x
    x = 83,708,585,224.12/324,648.59
  6. Step 6: Final answer
    x = 257,843.67

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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.