Home / 863,208.46-1,191,201.60-476,023.96

Finding the Fourth Proportional to 863,208.46, 1,191,201.60 and 476,023.96

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Solution

The fourth proportional to 863,208.46, 1,191,201.60 and 476,023.96 is: 656,898.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,208.46 : 1,191,201.60 = 476,023.96 : x
  2. Step 2: Convert to fraction form
    863,208.46/1,191,201.60 = 476,023.96/x
  3. Step 3: Cross multiply
    863,208.46x = 1,191,201.60 × 476,023.96
  4. Step 4: Simplify right side
    863,208.46x = 567,040,502,790.34
  5. Step 5: Solve for x
    x = 567,040,502,790.34/863,208.46
  6. Step 6: Final answer
    x = 656,898.69

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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.