Home / 458,320.24-632,616.78-297,185.32

Finding the Fourth Proportional to 458,320.24, 632,616.78 and 297,185.32

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Solution

The fourth proportional to 458,320.24, 632,616.78 and 297,185.32 is: 410,203.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,320.24 : 632,616.78 = 297,185.32 : x
  2. Step 2: Convert to fraction form
    458,320.24/632,616.78 = 297,185.32/x
  3. Step 3: Cross multiply
    458,320.24x = 632,616.78 × 297,185.32
  4. Step 4: Simplify right side
    458,320.24x = 188,004,420,201.67
  5. Step 5: Solve for x
    x = 188,004,420,201.67/458,320.24
  6. Step 6: Final answer
    x = 410,203.18

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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.