Home / 641,164.81-884,828.41-350,769.64

Finding the Fourth Proportional to 641,164.81, 884,828.41 and 350,769.64

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Solution

The fourth proportional to 641,164.81, 884,828.41 and 350,769.64 is: 484,073.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    641,164.81 : 884,828.41 = 350,769.64 : x
  2. Step 2: Convert to fraction form
    641,164.81/884,828.41 = 350,769.64/x
  3. Step 3: Cross multiply
    641,164.81x = 884,828.41 × 350,769.64
  4. Step 4: Simplify right side
    641,164.81x = 310,370,938,413.33
  5. Step 5: Solve for x
    x = 310,370,938,413.33/641,164.81
  6. Step 6: Final answer
    x = 484,073.57

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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.