Home / 986,920.02-1,361,948.13-534,212.82

Finding the Fourth Proportional to 986,920.02, 1,361,948.13 and 534,212.82

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Solution

The fourth proportional to 986,920.02, 1,361,948.13 and 534,212.82 is: 737,212.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,920.02 : 1,361,948.13 = 534,212.82 : x
  2. Step 2: Convert to fraction form
    986,920.02/1,361,948.13 = 534,212.82/x
  3. Step 3: Cross multiply
    986,920.02x = 1,361,948.13 × 534,212.82
  4. Step 4: Simplify right side
    986,920.02x = 727,570,151,221.03
  5. Step 5: Solve for x
    x = 727,570,151,221.03/986,920.02
  6. Step 6: Final answer
    x = 737,212.88

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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.