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Finding the Fourth Proportional to 272,967.30, 409,463.10 and 93,050.10

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Solution

The fourth proportional to 272,967.30, 409,463.10 and 93,050.10 is: 139,579.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,967.30 : 409,463.10 = 93,050.10 : x
  2. Step 2: Convert to fraction form
    272,967.30/409,463.10 = 93,050.10/x
  3. Step 3: Cross multiply
    272,967.30x = 409,463.10 × 93,050.10
  4. Step 4: Simplify right side
    272,967.30x = 38,100,582,401.31
  5. Step 5: Solve for x
    x = 38,100,582,401.31/272,967.30
  6. Step 6: Final answer
    x = 139,579.29

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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.