Home / 331,560.84-497,438.30-106,916.76

Finding the Fourth Proportional to 331,560.84, 497,438.30 and 106,916.76

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Solution

The fourth proportional to 331,560.84, 497,438.30 and 106,916.76 is: 160,406.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,560.84 : 497,438.30 = 106,916.76 : x
  2. Step 2: Convert to fraction form
    331,560.84/497,438.30 = 106,916.76/x
  3. Step 3: Cross multiply
    331,560.84x = 497,438.30 × 106,916.76
  4. Step 4: Simplify right side
    331,560.84x = 53,184,491,603.20
  5. Step 5: Solve for x
    x = 53,184,491,603.20/331,560.84
  6. Step 6: Final answer
    x = 160,406.43

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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.