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Finding the Fourth Proportional to 536,274.18, 804,410.22 and 136,914.80

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Solution

The fourth proportional to 536,274.18, 804,410.22 and 136,914.80 is: 205,371.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,274.18 : 804,410.22 = 136,914.80 : x
  2. Step 2: Convert to fraction form
    536,274.18/804,410.22 = 136,914.80/x
  3. Step 3: Cross multiply
    536,274.18x = 804,410.22 × 136,914.80
  4. Step 4: Simplify right side
    536,274.18x = 110,135,664,389.26
  5. Step 5: Solve for x
    x = 110,135,664,389.26/536,274.18
  6. Step 6: Final answer
    x = 205,371.93

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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.