Home / 982,168.56-1,355,378.76-552,448.56

Finding the Fourth Proportional to 982,168.56, 1,355,378.76 and 552,448.56

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Solution

The fourth proportional to 982,168.56, 1,355,378.76 and 552,448.56 is: 762,371.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,168.56 : 1,355,378.76 = 552,448.56 : x
  2. Step 2: Convert to fraction form
    982,168.56/1,355,378.76 = 552,448.56/x
  3. Step 3: Cross multiply
    982,168.56x = 1,355,378.76 × 552,448.56
  4. Step 4: Simplify right side
    982,168.56x = 748,777,044,216.59
  5. Step 5: Solve for x
    x = 748,777,044,216.59/982,168.56
  6. Step 6: Final answer
    x = 762,371.22

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Double scale
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1.5x scale

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.