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Finding the Fourth Proportional to 441,343.62, 609,123.51 and 269,299.17

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Solution

The fourth proportional to 441,343.62, 609,123.51 and 269,299.17 is: 371,675.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,343.62 : 609,123.51 = 269,299.17 : x
  2. Step 2: Convert to fraction form
    441,343.62/609,123.51 = 269,299.17/x
  3. Step 3: Cross multiply
    441,343.62x = 609,123.51 × 269,299.17
  4. Step 4: Simplify right side
    441,343.62x = 164,036,455,670.49
  5. Step 5: Solve for x
    x = 164,036,455,670.49/441,343.62
  6. Step 6: Final answer
    x = 371,675.15

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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.