Home / 824,105.85-1,137,211.92-461,446.57

Finding the Fourth Proportional to 824,105.85, 1,137,211.92 and 461,446.57

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Solution

The fourth proportional to 824,105.85, 1,137,211.92 and 461,446.57 is: 636,765.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,105.85 : 1,137,211.92 = 461,446.57 : x
  2. Step 2: Convert to fraction form
    824,105.85/1,137,211.92 = 461,446.57/x
  3. Step 3: Cross multiply
    824,105.85x = 1,137,211.92 × 461,446.57
  4. Step 4: Simplify right side
    824,105.85x = 524,762,539,847.11
  5. Step 5: Solve for x
    x = 524,762,539,847.11/824,105.85
  6. Step 6: Final answer
    x = 636,765.94

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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.