Home / 726,896.86-1,003,095.32-404,598.66

Finding the Fourth Proportional to 726,896.86, 1,003,095.32 and 404,598.66

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Solution

The fourth proportional to 726,896.86, 1,003,095.32 and 404,598.66 is: 558,333.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,896.86 : 1,003,095.32 = 404,598.66 : x
  2. Step 2: Convert to fraction form
    726,896.86/1,003,095.32 = 404,598.66/x
  3. Step 3: Cross multiply
    726,896.86x = 1,003,095.32 × 404,598.66
  4. Step 4: Simplify right side
    726,896.86x = 405,851,022,324.27
  5. Step 5: Solve for x
    x = 405,851,022,324.27/726,896.86
  6. Step 6: Final answer
    x = 558,333.71

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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.