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Finding the Fourth Proportional to 563,080.01, 844,620.08 and 142,355.88

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Solution

The fourth proportional to 563,080.01, 844,620.08 and 142,355.88 is: 213,533.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,080.01 : 844,620.08 = 142,355.88 : x
  2. Step 2: Convert to fraction form
    563,080.01/844,620.08 = 142,355.88/x
  3. Step 3: Cross multiply
    563,080.01x = 844,620.08 × 142,355.88
  4. Step 4: Simplify right side
    563,080.01x = 120,236,634,042.29
  5. Step 5: Solve for x
    x = 120,236,634,042.29/563,080.01
  6. Step 6: Final answer
    x = 213,533.84

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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.