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Finding the Fourth Proportional to 536,352.52, 804,528.08 and 136,993.60

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Solution

The fourth proportional to 536,352.52, 804,528.08 and 136,993.60 is: 205,490.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,352.52 : 804,528.08 = 136,993.60 : x
  2. Step 2: Convert to fraction form
    536,352.52/804,528.08 = 136,993.60/x
  3. Step 3: Cross multiply
    536,352.52x = 804,528.08 × 136,993.60
  4. Step 4: Simplify right side
    536,352.52x = 110,215,197,980.29
  5. Step 5: Solve for x
    x = 110,215,197,980.29/536,352.52
  6. Step 6: Final answer
    x = 205,490.22

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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.