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Finding the Fourth Proportional to 622,240.65, 858,773.98 and 350,361.52

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Solution

The fourth proportional to 622,240.65, 858,773.98 and 350,361.52 is: 483,545.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,240.65 : 858,773.98 = 350,361.52 : x
  2. Step 2: Convert to fraction form
    622,240.65/858,773.98 = 350,361.52/x
  3. Step 3: Cross multiply
    622,240.65x = 858,773.98 × 350,361.52
  4. Step 4: Simplify right side
    622,240.65x = 300,881,356,969.25
  5. Step 5: Solve for x
    x = 300,881,356,969.25/622,240.65
  6. Step 6: Final answer
    x = 483,545.00

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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.