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Finding the Fourth Proportional to 541,297.60, 812,061.60 and 167,358.40

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Solution

The fourth proportional to 541,297.60, 812,061.60 and 167,358.40 is: 251,073.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,297.60 : 812,061.60 = 167,358.40 : x
  2. Step 2: Convert to fraction form
    541,297.60/812,061.60 = 167,358.40/x
  3. Step 3: Cross multiply
    541,297.60x = 812,061.60 × 167,358.40
  4. Step 4: Simplify right side
    541,297.60x = 135,905,330,077.44
  5. Step 5: Solve for x
    x = 135,905,330,077.44/541,297.60
  6. Step 6: Final answer
    x = 251,073.22

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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.