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Finding the Fourth Proportional to 346,882.01, 519,908.81 and 178,483.01

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Solution

The fourth proportional to 346,882.01, 519,908.81 and 178,483.01 is: 267,511.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,882.01 : 519,908.81 = 178,483.01 : x
  2. Step 2: Convert to fraction form
    346,882.01/519,908.81 = 178,483.01/x
  3. Step 3: Cross multiply
    346,882.01x = 519,908.81 × 178,483.01
  4. Step 4: Simplify right side
    346,882.01x = 92,794,885,842.36
  5. Step 5: Solve for x
    x = 92,794,885,842.36/346,882.01
  6. Step 6: Final answer
    x = 267,511.39

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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.