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Finding the Fourth Proportional to 522,104.76, 782,774.10 and 166,914.36

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Solution

The fourth proportional to 522,104.76, 782,774.10 and 166,914.36 is: 250,249.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,104.76 : 782,774.10 = 166,914.36 : x
  2. Step 2: Convert to fraction form
    522,104.76/782,774.10 = 166,914.36/x
  3. Step 3: Cross multiply
    522,104.76x = 782,774.10 × 166,914.36
  4. Step 4: Simplify right side
    522,104.76x = 130,656,237,926.08
  5. Step 5: Solve for x
    x = 130,656,237,926.08/522,104.76
  6. Step 6: Final answer
    x = 250,249.08

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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.