Home / 676,894.31-934,114.32-370,982.84

Finding the Fourth Proportional to 676,894.31, 934,114.32 and 370,982.84

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Solution

The fourth proportional to 676,894.31, 934,114.32 and 370,982.84 is: 511,956.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,894.31 : 934,114.32 = 370,982.84 : x
  2. Step 2: Convert to fraction form
    676,894.31/934,114.32 = 370,982.84/x
  3. Step 3: Cross multiply
    676,894.31x = 934,114.32 × 370,982.84
  4. Step 4: Simplify right side
    676,894.31x = 346,540,383,318.27
  5. Step 5: Solve for x
    x = 346,540,383,318.27/676,894.31
  6. Step 6: Final answer
    x = 511,956.41

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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.