Home / 549,087.83-823,555.80-170,269.05

Finding the Fourth Proportional to 549,087.83, 823,555.80 and 170,269.05

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Solution

The fourth proportional to 549,087.83, 823,555.80 and 170,269.05 is: 255,380.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,087.83 : 823,555.80 = 170,269.05 : x
  2. Step 2: Convert to fraction form
    549,087.83/823,555.80 = 170,269.05/x
  3. Step 3: Cross multiply
    549,087.83x = 823,555.80 × 170,269.05
  4. Step 4: Simplify right side
    549,087.83x = 140,226,063,687.99
  5. Step 5: Solve for x
    x = 140,226,063,687.99/549,087.83
  6. Step 6: Final answer
    x = 255,380.03

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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.