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Finding the Fourth Proportional to 245,700.20, 368,550.30 and 166,968.20

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Solution

The fourth proportional to 245,700.20, 368,550.30 and 166,968.20 is: 250,452.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,700.20 : 368,550.30 = 166,968.20 : x
  2. Step 2: Convert to fraction form
    245,700.20/368,550.30 = 166,968.20/x
  3. Step 3: Cross multiply
    245,700.20x = 368,550.30 × 166,968.20
  4. Step 4: Simplify right side
    245,700.20x = 61,536,180,200.46
  5. Step 5: Solve for x
    x = 61,536,180,200.46/245,700.20
  6. Step 6: Final answer
    x = 250,452.30

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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.