Home / 986,772.56-1,361,746.08-534,063.56

Finding the Fourth Proportional to 986,772.56, 1,361,746.08 and 534,063.56

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Solution

The fourth proportional to 986,772.56, 1,361,746.08 and 534,063.56 is: 737,007.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,772.56 : 1,361,746.08 = 534,063.56 : x
  2. Step 2: Convert to fraction form
    986,772.56/1,361,746.08 = 534,063.56/x
  3. Step 3: Cross multiply
    986,772.56x = 1,361,746.08 × 534,063.56
  4. Step 4: Simplify right side
    986,772.56x = 727,258,959,300.85
  5. Step 5: Solve for x
    x = 727,258,959,300.85/986,772.56
  6. Step 6: Final answer
    x = 737,007.68

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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.