Home / 591,451.69-887,431.74-192,214.84

Finding the Fourth Proportional to 591,451.69, 887,431.74 and 192,214.84

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Solution

The fourth proportional to 591,451.69, 887,431.74 and 192,214.84 is: 288,404.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,451.69 : 887,431.74 = 192,214.84 : x
  2. Step 2: Convert to fraction form
    591,451.69/887,431.74 = 192,214.84/x
  3. Step 3: Cross multiply
    591,451.69x = 887,431.74 × 192,214.84
  4. Step 4: Simplify right side
    591,451.69x = 170,577,549,915.02
  5. Step 5: Solve for x
    x = 170,577,549,915.02/591,451.69
  6. Step 6: Final answer
    x = 288,404.87

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1.5x scale

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.