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Finding the Fourth Proportional to 236,881.56, 355,322.34 and 118,433.64

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Solution

The fourth proportional to 236,881.56, 355,322.34 and 118,433.64 is: 177,650.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,881.56 : 355,322.34 = 118,433.64 : x
  2. Step 2: Convert to fraction form
    236,881.56/355,322.34 = 118,433.64/x
  3. Step 3: Cross multiply
    236,881.56x = 355,322.34 × 118,433.64
  4. Step 4: Simplify right side
    236,881.56x = 42,082,118,099.52
  5. Step 5: Solve for x
    x = 42,082,118,099.52/236,881.56
  6. Step 6: Final answer
    x = 177,650.46

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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.