Home / 726,973.17-1,003,174.63-404,674.98

Finding the Fourth Proportional to 726,973.17, 1,003,174.63 and 404,674.98

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Solution

The fourth proportional to 726,973.17, 1,003,174.63 and 404,674.98 is: 558,424.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,973.17 : 1,003,174.63 = 404,674.98 : x
  2. Step 2: Convert to fraction form
    726,973.17/1,003,174.63 = 404,674.98/x
  3. Step 3: Cross multiply
    726,973.17x = 1,003,174.63 × 404,674.98
  4. Step 4: Simplify right side
    726,973.17x = 405,959,673,331.76
  5. Step 5: Solve for x
    x = 405,959,673,331.76/726,973.17
  6. Step 6: Final answer
    x = 558,424.56

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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.