Home / 221,029.34-331,546.32-176,936.40

Finding the Fourth Proportional to 221,029.34, 331,546.32 and 176,936.40

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Solution

The fourth proportional to 221,029.34, 331,546.32 and 176,936.40 is: 265,406.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,029.34 : 331,546.32 = 176,936.40 : x
  2. Step 2: Convert to fraction form
    221,029.34/331,546.32 = 176,936.40/x
  3. Step 3: Cross multiply
    221,029.34x = 331,546.32 × 176,936.40
  4. Step 4: Simplify right side
    221,029.34x = 58,662,612,294.05
  5. Step 5: Solve for x
    x = 58,662,612,294.05/221,029.34
  6. Step 6: Final answer
    x = 265,406.45

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1.5x scale

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.