Home / 867,537.09-1,197,635.67-545,424.78

Finding the Fourth Proportional to 867,537.09, 1,197,635.67 and 545,424.78

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Solution

The fourth proportional to 867,537.09, 1,197,635.67 and 545,424.78 is: 752,959.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,537.09 : 1,197,635.67 = 545,424.78 : x
  2. Step 2: Convert to fraction form
    867,537.09/1,197,635.67 = 545,424.78/x
  3. Step 3: Cross multiply
    867,537.09x = 1,197,635.67 × 545,424.78
  4. Step 4: Simplify right side
    867,537.09x = 653,220,171,829.90
  5. Step 5: Solve for x
    x = 653,220,171,829.90/867,537.09
  6. Step 6: Final answer
    x = 752,959.36

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.