Home / 549,556.38-824,239.40-165,299.67

Finding the Fourth Proportional to 549,556.38, 824,239.40 and 165,299.67

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Solution

The fourth proportional to 549,556.38, 824,239.40 and 165,299.67 is: 247,920.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,556.38 : 824,239.40 = 165,299.67 : x
  2. Step 2: Convert to fraction form
    549,556.38/824,239.40 = 165,299.67/x
  3. Step 3: Cross multiply
    549,556.38x = 824,239.40 × 165,299.67
  4. Step 4: Simplify right side
    549,556.38x = 136,246,499,994.50
  5. Step 5: Solve for x
    x = 136,246,499,994.50/549,556.38
  6. Step 6: Final answer
    x = 247,920.88

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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.