Home / 657,361.05-986,077.46-208,048.39

Finding the Fourth Proportional to 657,361.05, 986,077.46 and 208,048.39

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Solution

The fourth proportional to 657,361.05, 986,077.46 and 208,048.39 is: 312,083.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,361.05 : 986,077.46 = 208,048.39 : x
  2. Step 2: Convert to fraction form
    657,361.05/986,077.46 = 208,048.39/x
  3. Step 3: Cross multiply
    657,361.05x = 986,077.46 × 208,048.39
  4. Step 4: Simplify right side
    657,361.05x = 205,151,830,399.63
  5. Step 5: Solve for x
    x = 205,151,830,399.63/657,361.05
  6. Step 6: Final answer
    x = 312,083.95

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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.