Home / 833,125.20-1,149,712.40-451,151.84

Finding the Fourth Proportional to 833,125.20, 1,149,712.40 and 451,151.84

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Solution

The fourth proportional to 833,125.20, 1,149,712.40 and 451,151.84 is: 622,589.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,125.20 : 1,149,712.40 = 451,151.84 : x
  2. Step 2: Convert to fraction form
    833,125.20/1,149,712.40 = 451,151.84/x
  3. Step 3: Cross multiply
    833,125.20x = 1,149,712.40 × 451,151.84
  4. Step 4: Simplify right side
    833,125.20x = 518,694,864,730.82
  5. Step 5: Solve for x
    x = 518,694,864,730.82/833,125.20
  6. Step 6: Final answer
    x = 622,589.34

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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.