Home / 986,620.64-1,361,536.46-533,911.64

Finding the Fourth Proportional to 986,620.64, 1,361,536.46 and 533,911.64

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Solution

The fourth proportional to 986,620.64, 1,361,536.46 and 533,911.64 is: 736,798.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,620.64 : 1,361,536.46 = 533,911.64 : x
  2. Step 2: Convert to fraction form
    986,620.64/1,361,536.46 = 533,911.64/x
  3. Step 3: Cross multiply
    986,620.64x = 1,361,536.46 × 533,911.64
  4. Step 4: Simplify right side
    986,620.64x = 726,940,164,278.39
  5. Step 5: Solve for x
    x = 726,940,164,278.39/986,620.64
  6. Step 6: Final answer
    x = 736,798.05

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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.