Home / 549,308.67-823,984.87-170,268.76

Finding the Fourth Proportional to 549,308.67, 823,984.87 and 170,268.76

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Solution

The fourth proportional to 549,308.67, 823,984.87 and 170,268.76 is: 255,409.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,308.67 : 823,984.87 = 170,268.76 : x
  2. Step 2: Convert to fraction form
    549,308.67/823,984.87 = 170,268.76/x
  3. Step 3: Cross multiply
    549,308.67x = 823,984.87 × 170,268.76
  4. Step 4: Simplify right side
    549,308.67x = 140,298,881,647.99
  5. Step 5: Solve for x
    x = 140,298,881,647.99/549,308.67
  6. Step 6: Final answer
    x = 255,409.92

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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.