Home / 624,936.94-862,413.66-338,457.36

Finding the Fourth Proportional to 624,936.94, 862,413.66 and 338,457.36

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Solution

The fourth proportional to 624,936.94, 862,413.66 and 338,457.36 is: 467,071.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,936.94 : 862,413.66 = 338,457.36 : x
  2. Step 2: Convert to fraction form
    624,936.94/862,413.66 = 338,457.36/x
  3. Step 3: Cross multiply
    624,936.94x = 862,413.66 × 338,457.36
  4. Step 4: Simplify right side
    624,936.94x = 291,890,250,591.54
  5. Step 5: Solve for x
    x = 291,890,250,591.54/624,936.94
  6. Step 6: Final answer
    x = 467,071.53

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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.