Home / 982,613.64-1,355,991.12-552,893.52

Finding the Fourth Proportional to 982,613.64, 1,355,991.12 and 552,893.52

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Solution

The fourth proportional to 982,613.64, 1,355,991.12 and 552,893.52 is: 762,984.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,613.64 : 1,355,991.12 = 552,893.52 : x
  2. Step 2: Convert to fraction form
    982,613.64/1,355,991.12 = 552,893.52/x
  3. Step 3: Cross multiply
    982,613.64x = 1,355,991.12 × 552,893.52
  4. Step 4: Simplify right side
    982,613.64x = 749,718,703,425.54
  5. Step 5: Solve for x
    x = 749,718,703,425.54/982,613.64
  6. Step 6: Final answer
    x = 762,984.22

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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.