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Finding the Fourth Proportional to 566,321.60, 849,190.80 and 211,152.80

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Solution

The fourth proportional to 566,321.60, 849,190.80 and 211,152.80 is: 316,620.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,321.60 : 849,190.80 = 211,152.80 : x
  2. Step 2: Convert to fraction form
    566,321.60/849,190.80 = 211,152.80/x
  3. Step 3: Cross multiply
    566,321.60x = 849,190.80 × 211,152.80
  4. Step 4: Simplify right side
    566,321.60x = 179,309,015,154.24
  5. Step 5: Solve for x
    x = 179,309,015,154.24/566,321.60
  6. Step 6: Final answer
    x = 316,620.48

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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.