Home / 833,181.38-1,149,788.55-451,206.98

Finding the Fourth Proportional to 833,181.38, 1,149,788.55 and 451,206.98

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Solution

The fourth proportional to 833,181.38, 1,149,788.55 and 451,206.98 is: 622,664.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,181.38 : 1,149,788.55 = 451,206.98 : x
  2. Step 2: Convert to fraction form
    833,181.38/1,149,788.55 = 451,206.98/x
  3. Step 3: Cross multiply
    833,181.38x = 1,149,788.55 × 451,206.98
  4. Step 4: Simplify right side
    833,181.38x = 518,792,619,284.08
  5. Step 5: Solve for x
    x = 518,792,619,284.08/833,181.38
  6. Step 6: Final answer
    x = 622,664.68

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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.