Home / 923,810.57-1,274,845.13-515,908.10

Finding the Fourth Proportional to 923,810.57, 1,274,845.13 and 515,908.10

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Solution

The fourth proportional to 923,810.57, 1,274,845.13 and 515,908.10 is: 711,945.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,810.57 : 1,274,845.13 = 515,908.10 : x
  2. Step 2: Convert to fraction form
    923,810.57/1,274,845.13 = 515,908.10/x
  3. Step 3: Cross multiply
    923,810.57x = 1,274,845.13 × 515,908.10
  4. Step 4: Simplify right side
    923,810.57x = 657,702,922,438.33
  5. Step 5: Solve for x
    x = 657,702,922,438.33/923,810.57
  6. Step 6: Final answer
    x = 711,945.66

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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.