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Finding the Fourth Proportional to 551,703.10, 827,554.65 and 196,728.70

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Solution

The fourth proportional to 551,703.10, 827,554.65 and 196,728.70 is: 295,093.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,703.10 : 827,554.65 = 196,728.70 : x
  2. Step 2: Convert to fraction form
    551,703.10/827,554.65 = 196,728.70/x
  3. Step 3: Cross multiply
    551,703.10x = 827,554.65 × 196,728.70
  4. Step 4: Simplify right side
    551,703.10x = 162,803,750,473.46
  5. Step 5: Solve for x
    x = 162,803,750,473.46/551,703.10
  6. Step 6: Final answer
    x = 295,093.05

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Similar ratio
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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.