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Finding the Fourth Proportional to 452,570.28, 624,659.22 and 261,556.08

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Solution

The fourth proportional to 452,570.28, 624,659.22 and 261,556.08 is: 361,012.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,570.28 : 624,659.22 = 261,556.08 : x
  2. Step 2: Convert to fraction form
    452,570.28/624,659.22 = 261,556.08/x
  3. Step 3: Cross multiply
    452,570.28x = 624,659.22 × 261,556.08
  4. Step 4: Simplify right side
    452,570.28x = 163,383,416,919.06
  5. Step 5: Solve for x
    x = 163,383,416,919.06/452,570.28
  6. Step 6: Final answer
    x = 361,012.25

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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.