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Finding the Fourth Proportional to 334,572.70, 501,792.20 and 124,161.42

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Solution

The fourth proportional to 334,572.70, 501,792.20 and 124,161.42 is: 186,217.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,572.70 : 501,792.20 = 124,161.42 : x
  2. Step 2: Convert to fraction form
    334,572.70/501,792.20 = 124,161.42/x
  3. Step 3: Cross multiply
    334,572.70x = 501,792.20 × 124,161.42
  4. Step 4: Simplify right side
    334,572.70x = 62,303,232,096.92
  5. Step 5: Solve for x
    x = 62,303,232,096.92/334,572.70
  6. Step 6: Final answer
    x = 186,217.32

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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.