Home / 718,650.17-1,078,722.92-529,324.31

Finding the Fourth Proportional to 718,650.17, 1,078,722.92 and 529,324.31

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Solution

The fourth proportional to 718,650.17, 1,078,722.92 and 529,324.31 is: 794,537.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,650.17 : 1,078,722.92 = 529,324.31 : x
  2. Step 2: Convert to fraction form
    718,650.17/1,078,722.92 = 529,324.31/x
  3. Step 3: Cross multiply
    718,650.17x = 1,078,722.92 × 529,324.31
  4. Step 4: Simplify right side
    718,650.17x = 570,994,261,239.88
  5. Step 5: Solve for x
    x = 570,994,261,239.88/718,650.17
  6. Step 6: Final answer
    x = 794,537.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.