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Finding the Fourth Proportional to 619,209.44, 928,794.72 and 175,977.44

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Solution

The fourth proportional to 619,209.44, 928,794.72 and 175,977.44 is: 263,960.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,209.44 : 928,794.72 = 175,977.44 : x
  2. Step 2: Convert to fraction form
    619,209.44/928,794.72 = 175,977.44/x
  3. Step 3: Cross multiply
    619,209.44x = 928,794.72 × 175,977.44
  4. Step 4: Simplify right side
    619,209.44x = 163,446,917,111.12
  5. Step 5: Solve for x
    x = 163,446,917,111.12/619,209.44
  6. Step 6: Final answer
    x = 263,960.64

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Similar ratio
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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.