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Finding the Fourth Proportional to 536,391.68, 804,587.50 and 137,033.32

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Solution

The fourth proportional to 536,391.68, 804,587.50 and 137,033.32 is: 205,549.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,391.68 : 804,587.50 = 137,033.32 : x
  2. Step 2: Convert to fraction form
    536,391.68/804,587.50 = 137,033.32/x
  3. Step 3: Cross multiply
    536,391.68x = 804,587.50 × 137,033.32
  4. Step 4: Simplify right side
    536,391.68x = 110,255,296,355.50
  5. Step 5: Solve for x
    x = 110,255,296,355.50/536,391.68
  6. Step 6: Final answer
    x = 205,549.97

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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.