Home / 986,761.54-1,361,730.90-534,052.54

Finding the Fourth Proportional to 986,761.54, 1,361,730.90 and 534,052.54

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Solution

The fourth proportional to 986,761.54, 1,361,730.90 and 534,052.54 is: 736,992.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,761.54 : 1,361,730.90 = 534,052.54 : x
  2. Step 2: Convert to fraction form
    986,761.54/1,361,730.90 = 534,052.54/x
  3. Step 3: Cross multiply
    986,761.54x = 1,361,730.90 × 534,052.54
  4. Step 4: Simplify right side
    986,761.54x = 727,235,845,941.49
  5. Step 5: Solve for x
    x = 727,235,845,941.49/986,761.54
  6. Step 6: Final answer
    x = 736,992.49

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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.