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Finding the Fourth Proportional to 301,656.96, 416,275.20 and 167,529.60

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Solution

The fourth proportional to 301,656.96, 416,275.20 and 167,529.60 is: 231,184.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,656.96 : 416,275.20 = 167,529.60 : x
  2. Step 2: Convert to fraction form
    301,656.96/416,275.20 = 167,529.60/x
  3. Step 3: Cross multiply
    301,656.96x = 416,275.20 × 167,529.60
  4. Step 4: Simplify right side
    301,656.96x = 69,738,417,745.92
  5. Step 5: Solve for x
    x = 69,738,417,745.92/301,656.96
  6. Step 6: Final answer
    x = 231,184.51

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1.5x scale

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.