Home / 738,247.48-1,018,911.92-704,589.88

Finding the Fourth Proportional to 738,247.48, 1,018,911.92 and 704,589.88

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Solution

The fourth proportional to 738,247.48, 1,018,911.92 and 704,589.88 is: 972,458.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,247.48 : 1,018,911.92 = 704,589.88 : x
  2. Step 2: Convert to fraction form
    738,247.48/1,018,911.92 = 704,589.88/x
  3. Step 3: Cross multiply
    738,247.48x = 1,018,911.92 × 704,589.88
  4. Step 4: Simplify right side
    738,247.48x = 717,915,027,443.37
  5. Step 5: Solve for x
    x = 717,915,027,443.37/738,247.48
  6. Step 6: Final answer
    x = 972,458.49

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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.