Home / 915,179.32-1,262,520.30-575,834.68

Finding the Fourth Proportional to 915,179.32, 1,262,520.30 and 575,834.68

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Solution

The fourth proportional to 915,179.32, 1,262,520.30 and 575,834.68 is: 794,383.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    915,179.32 : 1,262,520.30 = 575,834.68 : x
  2. Step 2: Convert to fraction form
    915,179.32/1,262,520.30 = 575,834.68/x
  3. Step 3: Cross multiply
    915,179.32x = 1,262,520.30 × 575,834.68
  4. Step 4: Simplify right side
    915,179.32x = 727,002,972,944.00
  5. Step 5: Solve for x
    x = 727,002,972,944.00/915,179.32
  6. Step 6: Final answer
    x = 794,383.09

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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.