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Finding the Fourth Proportional to 549,604.98, 824,525.18 and 170,517.56

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Solution

The fourth proportional to 549,604.98, 824,525.18 and 170,517.56 is: 255,812.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,604.98 : 824,525.18 = 170,517.56 : x
  2. Step 2: Convert to fraction form
    549,604.98/824,525.18 = 170,517.56/x
  3. Step 3: Cross multiply
    549,604.98x = 824,525.18 × 170,517.56
  4. Step 4: Simplify right side
    549,604.98x = 140,596,021,852.16
  5. Step 5: Solve for x
    x = 140,596,021,852.16/549,604.98
  6. Step 6: Final answer
    x = 255,812.86

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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.