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Finding the Fourth Proportional to 270,297.57, 373,011.57 and 147,792.36

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Solution

The fourth proportional to 270,297.57, 373,011.57 and 147,792.36 is: 203,953.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,297.57 : 373,011.57 = 147,792.36 : x
  2. Step 2: Convert to fraction form
    270,297.57/373,011.57 = 147,792.36/x
  3. Step 3: Cross multiply
    270,297.57x = 373,011.57 × 147,792.36
  4. Step 4: Simplify right side
    270,297.57x = 55,128,260,237.61
  5. Step 5: Solve for x
    x = 55,128,260,237.61/270,297.57
  6. Step 6: Final answer
    x = 203,953.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.