Home / 986,688.14-1,361,629.62-533,979.14

Finding the Fourth Proportional to 986,688.14, 1,361,629.62 and 533,979.14

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Solution

The fourth proportional to 986,688.14, 1,361,629.62 and 533,979.14 is: 736,891.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,688.14 : 1,361,629.62 = 533,979.14 : x
  2. Step 2: Convert to fraction form
    986,688.14/1,361,629.62 = 533,979.14/x
  3. Step 3: Cross multiply
    986,688.14x = 1,361,629.62 × 533,979.14
  4. Step 4: Simplify right side
    986,688.14x = 727,081,818,892.62
  5. Step 5: Solve for x
    x = 727,081,818,892.62/986,688.14
  6. Step 6: Final answer
    x = 736,891.21

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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.