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Finding the Fourth Proportional to 551,527.26, 827,291.52 and 172,450.02

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Solution

The fourth proportional to 551,527.26, 827,291.52 and 172,450.02 is: 258,675.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,527.26 : 827,291.52 = 172,450.02 : x
  2. Step 2: Convert to fraction form
    551,527.26/827,291.52 = 172,450.02/x
  3. Step 3: Cross multiply
    551,527.26x = 827,291.52 × 172,450.02
  4. Step 4: Simplify right side
    551,527.26x = 142,666,439,169.83
  5. Step 5: Solve for x
    x = 142,666,439,169.83/551,527.26
  6. Step 6: Final answer
    x = 258,675.23

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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.