Home / 676,200.75-933,186.20-374,394.75

Finding the Fourth Proportional to 676,200.75, 933,186.20 and 374,394.75

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Solution

The fourth proportional to 676,200.75, 933,186.20 and 374,394.75 is: 516,680.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,200.75 : 933,186.20 = 374,394.75 : x
  2. Step 2: Convert to fraction form
    676,200.75/933,186.20 = 374,394.75/x
  3. Step 3: Cross multiply
    676,200.75x = 933,186.20 × 374,394.75
  4. Step 4: Simplify right side
    676,200.75x = 349,380,012,180.48
  5. Step 5: Solve for x
    x = 349,380,012,180.48/676,200.75
  6. Step 6: Final answer
    x = 516,680.90

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.