Home / 458,677.11-632,971.97-251,949.57

Finding the Fourth Proportional to 458,677.11, 632,971.97 and 251,949.57

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Solution

The fourth proportional to 458,677.11, 632,971.97 and 251,949.57 is: 347,689.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,677.11 : 632,971.97 = 251,949.57 : x
  2. Step 2: Convert to fraction form
    458,677.11/632,971.97 = 251,949.57/x
  3. Step 3: Cross multiply
    458,677.11x = 632,971.97 × 251,949.57
  4. Step 4: Simplify right side
    458,677.11x = 159,477,014,403.81
  5. Step 5: Solve for x
    x = 159,477,014,403.81/458,677.11
  6. Step 6: Final answer
    x = 347,689.06

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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.