Home / 649,667.17-896,568.51-363,187.18

Finding the Fourth Proportional to 649,667.17, 896,568.51 and 363,187.18

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Solution

The fourth proportional to 649,667.17, 896,568.51 and 363,187.18 is: 501,213.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,667.17 : 896,568.51 = 363,187.18 : x
  2. Step 2: Convert to fraction form
    649,667.17/896,568.51 = 363,187.18/x
  3. Step 3: Cross multiply
    649,667.17x = 896,568.51 × 363,187.18
  4. Step 4: Simplify right side
    649,667.17x = 325,622,188,823.70
  5. Step 5: Solve for x
    x = 325,622,188,823.70/649,667.17
  6. Step 6: Final answer
    x = 501,213.86

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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.