Home / 340,243.98-469,506.12-197,013.66

Finding the Fourth Proportional to 340,243.98, 469,506.12 and 197,013.66

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Solution

The fourth proportional to 340,243.98, 469,506.12 and 197,013.66 is: 271,861.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,243.98 : 469,506.12 = 197,013.66 : x
  2. Step 2: Convert to fraction form
    340,243.98/469,506.12 = 197,013.66/x
  3. Step 3: Cross multiply
    340,243.98x = 469,506.12 × 197,013.66
  4. Step 4: Simplify right side
    340,243.98x = 92,499,119,093.60
  5. Step 5: Solve for x
    x = 92,499,119,093.60/340,243.98
  6. Step 6: Final answer
    x = 271,861.15

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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.