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Finding the Fourth Proportional to 551,185.44, 826,864.80 and 235,644

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Solution

The fourth proportional to 551,185.44, 826,864.80 and 235,644 is: 353,503.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,185.44 : 826,864.80 = 235,644 : x
  2. Step 2: Convert to fraction form
    551,185.44/826,864.80 = 235,644/x
  3. Step 3: Cross multiply
    551,185.44x = 826,864.80 × 235,644
  4. Step 4: Simplify right side
    551,185.44x = 194,845,728,931.20
  5. Step 5: Solve for x
    x = 194,845,728,931.20/551,185.44
  6. Step 6: Final answer
    x = 353,503.04

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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.