Home / 986,649.48-1,361,580.31-533,940.48

Finding the Fourth Proportional to 986,649.48, 1,361,580.31 and 533,940.48

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Solution

The fourth proportional to 986,649.48, 1,361,580.31 and 533,940.48 is: 736,840.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,649.48 : 1,361,580.31 = 533,940.48 : x
  2. Step 2: Convert to fraction form
    986,649.48/1,361,580.31 = 533,940.48/x
  3. Step 3: Cross multiply
    986,649.48x = 1,361,580.31 × 533,940.48
  4. Step 4: Simplify right side
    986,649.48x = 727,002,844,279.95
  5. Step 5: Solve for x
    x = 727,002,844,279.95/986,649.48
  6. Step 6: Final answer
    x = 736,840.04

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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.