Home / 586,401.33-879,617.37-202,146.12

Finding the Fourth Proportional to 586,401.33, 879,617.37 and 202,146.12

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Solution

The fourth proportional to 586,401.33, 879,617.37 and 202,146.12 is: 303,224.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,401.33 : 879,617.37 = 202,146.12 : x
  2. Step 2: Convert to fraction form
    586,401.33/879,617.37 = 202,146.12/x
  3. Step 3: Cross multiply
    586,401.33x = 879,617.37 × 202,146.12
  4. Step 4: Simplify right side
    586,401.33x = 177,811,238,430.10
  5. Step 5: Solve for x
    x = 177,811,238,430.10/586,401.33
  6. Step 6: Final answer
    x = 303,224.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.