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Finding the Fourth Proportional to 401,068.99, 601,604.30 and 164,369.17

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Solution

The fourth proportional to 401,068.99, 601,604.30 and 164,369.17 is: 246,554.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,068.99 : 601,604.30 = 164,369.17 : x
  2. Step 2: Convert to fraction form
    401,068.99/601,604.30 = 164,369.17/x
  3. Step 3: Cross multiply
    401,068.99x = 601,604.30 × 164,369.17
  4. Step 4: Simplify right side
    401,068.99x = 98,885,199,459.43
  5. Step 5: Solve for x
    x = 98,885,199,459.43/401,068.99
  6. Step 6: Final answer
    x = 246,554.09

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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.