Home / 986,615.64-1,361,529.57-533,906.64

Finding the Fourth Proportional to 986,615.64, 1,361,529.57 and 533,906.64

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Solution

The fourth proportional to 986,615.64, 1,361,529.57 and 533,906.64 is: 736,791.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,615.64 : 1,361,529.57 = 533,906.64 : x
  2. Step 2: Convert to fraction form
    986,615.64/1,361,529.57 = 533,906.64/x
  3. Step 3: Cross multiply
    986,615.64x = 1,361,529.57 × 533,906.64
  4. Step 4: Simplify right side
    986,615.64x = 726,929,677,979.35
  5. Step 5: Solve for x
    x = 726,929,677,979.35/986,615.64
  6. Step 6: Final answer
    x = 736,791.16

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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.