Home / 251,193.16-346,300.14-200,378.26

Finding the Fourth Proportional to 251,193.16, 346,300.14 and 200,378.26

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Solution

The fourth proportional to 251,193.16, 346,300.14 and 200,378.26 is: 276,245.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,193.16 : 346,300.14 = 200,378.26 : x
  2. Step 2: Convert to fraction form
    251,193.16/346,300.14 = 200,378.26/x
  3. Step 3: Cross multiply
    251,193.16x = 346,300.14 × 200,378.26
  4. Step 4: Simplify right side
    251,193.16x = 69,391,019,490.96
  5. Step 5: Solve for x
    x = 69,391,019,490.96/251,193.16
  6. Step 6: Final answer
    x = 276,245.66

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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.