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Finding the Fourth Proportional to 374,203.52, 561,237.66 and 107,898.56

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Solution

The fourth proportional to 374,203.52, 561,237.66 and 107,898.56 is: 161,828.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,203.52 : 561,237.66 = 107,898.56 : x
  2. Step 2: Convert to fraction form
    374,203.52/561,237.66 = 107,898.56/x
  3. Step 3: Cross multiply
    374,203.52x = 561,237.66 × 107,898.56
  4. Step 4: Simplify right side
    374,203.52x = 60,556,735,331.77
  5. Step 5: Solve for x
    x = 60,556,735,331.77/374,203.52
  6. Step 6: Final answer
    x = 161,828.34

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1.5x scale

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.