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Finding the Fourth Proportional to 536,300.01, 804,449.55 and 136,940.85

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Solution

The fourth proportional to 536,300.01, 804,449.55 and 136,940.85 is: 205,411.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,300.01 : 804,449.55 = 136,940.85 : x
  2. Step 2: Convert to fraction form
    536,300.01/804,449.55 = 136,940.85/x
  3. Step 3: Cross multiply
    536,300.01x = 804,449.55 × 136,940.85
  4. Step 4: Simplify right side
    536,300.01x = 110,162,005,159.12
  5. Step 5: Solve for x
    x = 110,162,005,159.12/536,300.01
  6. Step 6: Final answer
    x = 205,411.16

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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.