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Finding the Fourth Proportional to 336,064.41, 504,191.66 and 99,406.17

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Solution

The fourth proportional to 336,064.41, 504,191.66 and 99,406.17 is: 149,137.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,064.41 : 504,191.66 = 99,406.17 : x
  2. Step 2: Convert to fraction form
    336,064.41/504,191.66 = 99,406.17/x
  3. Step 3: Cross multiply
    336,064.41x = 504,191.66 × 99,406.17
  4. Step 4: Simplify right side
    336,064.41x = 50,119,761,369.51
  5. Step 5: Solve for x
    x = 50,119,761,369.51/336,064.41
  6. Step 6: Final answer
    x = 149,137.37

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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.