Home / 833,516.15-1,150,252.05-451,542.83

Finding the Fourth Proportional to 833,516.15, 1,150,252.05 and 451,542.83

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Solution

The fourth proportional to 833,516.15, 1,150,252.05 and 451,542.83 is: 623,128.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,516.15 : 1,150,252.05 = 451,542.83 : x
  2. Step 2: Convert to fraction form
    833,516.15/1,150,252.05 = 451,542.83/x
  3. Step 3: Cross multiply
    833,516.15x = 1,150,252.05 × 451,542.83
  4. Step 4: Simplify right side
    833,516.15x = 519,388,060,119.04
  5. Step 5: Solve for x
    x = 519,388,060,119.04/833,516.15
  6. Step 6: Final answer
    x = 623,128.97

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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.