Home / 549,859.12-824,586.37-189,938.38

Finding the Fourth Proportional to 549,859.12, 824,586.37 and 189,938.38

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Solution

The fourth proportional to 549,859.12, 824,586.37 and 189,938.38 is: 284,837.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,859.12 : 824,586.37 = 189,938.38 : x
  2. Step 2: Convert to fraction form
    549,859.12/824,586.37 = 189,938.38/x
  3. Step 3: Cross multiply
    549,859.12x = 824,586.37 × 189,938.38
  4. Step 4: Simplify right side
    549,859.12x = 156,620,599,287.88
  5. Step 5: Solve for x
    x = 156,620,599,287.88/549,859.12
  6. Step 6: Final answer
    x = 284,837.69

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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.