Home / 657,087.53-986,538.96-454,183.81

Finding the Fourth Proportional to 657,087.53, 986,538.96 and 454,183.81

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Solution

The fourth proportional to 657,087.53, 986,538.96 and 454,183.81 is: 681,903.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,087.53 : 986,538.96 = 454,183.81 : x
  2. Step 2: Convert to fraction form
    657,087.53/986,538.96 = 454,183.81/x
  3. Step 3: Cross multiply
    657,087.53x = 986,538.96 × 454,183.81
  4. Step 4: Simplify right side
    657,087.53x = 448,070,021,099.89
  5. Step 5: Solve for x
    x = 448,070,021,099.89/657,087.53
  6. Step 6: Final answer
    x = 681,903.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.