Home / 833,120.91-1,149,706.58-451,147.59

Finding the Fourth Proportional to 833,120.91, 1,149,706.58 and 451,147.59

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Solution

The fourth proportional to 833,120.91, 1,149,706.58 and 451,147.59 is: 622,583.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,120.91 : 1,149,706.58 = 451,147.59 : x
  2. Step 2: Convert to fraction form
    833,120.91/1,149,706.58 = 451,147.59/x
  3. Step 3: Cross multiply
    833,120.91x = 1,149,706.58 × 451,147.59
  4. Step 4: Simplify right side
    833,120.91x = 518,687,350,518.40
  5. Step 5: Solve for x
    x = 518,687,350,518.40/833,120.91
  6. Step 6: Final answer
    x = 622,583.52

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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.