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Finding the Fourth Proportional to 536,358.52, 804,537.08 and 136,999.60

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Solution

The fourth proportional to 536,358.52, 804,537.08 and 136,999.60 is: 205,499.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,358.52 : 804,537.08 = 136,999.60 : x
  2. Step 2: Convert to fraction form
    536,358.52/804,537.08 = 136,999.60/x
  3. Step 3: Cross multiply
    536,358.52x = 804,537.08 × 136,999.60
  4. Step 4: Simplify right side
    536,358.52x = 110,221,258,145.17
  5. Step 5: Solve for x
    x = 110,221,258,145.17/536,358.52
  6. Step 6: Final answer
    x = 205,499.22

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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.