Home / 951,787.28-1,313,456.04-522,065.84

Finding the Fourth Proportional to 951,787.28, 1,313,456.04 and 522,065.84

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Solution

The fourth proportional to 951,787.28, 1,313,456.04 and 522,065.84 is: 720,445.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,787.28 : 1,313,456.04 = 522,065.84 : x
  2. Step 2: Convert to fraction form
    951,787.28/1,313,456.04 = 522,065.84/x
  3. Step 3: Cross multiply
    951,787.28x = 1,313,456.04 × 522,065.84
  4. Step 4: Simplify right side
    951,787.28x = 685,710,530,825.67
  5. Step 5: Solve for x
    x = 685,710,530,825.67/951,787.28
  6. Step 6: Final answer
    x = 720,445.15

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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.