Home / 620,452.13-930,468.89-236,109.75

Finding the Fourth Proportional to 620,452.13, 930,468.89 and 236,109.75

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Solution

The fourth proportional to 620,452.13, 930,468.89 and 236,109.75 is: 354,084.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    620,452.13 : 930,468.89 = 236,109.75 : x
  2. Step 2: Convert to fraction form
    620,452.13/930,468.89 = 236,109.75/x
  3. Step 3: Cross multiply
    620,452.13x = 930,468.89 × 236,109.75
  4. Step 4: Simplify right side
    620,452.13x = 219,692,775,820.13
  5. Step 5: Solve for x
    x = 219,692,775,820.13/620,452.13
  6. Step 6: Final answer
    x = 354,084.98

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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.