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Finding the Fourth Proportional to 301,556.44, 416,155.11 and 163,741.17

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Solution

The fourth proportional to 301,556.44, 416,155.11 and 163,741.17 is: 225,966.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,556.44 : 416,155.11 = 163,741.17 : x
  2. Step 2: Convert to fraction form
    301,556.44/416,155.11 = 163,741.17/x
  3. Step 3: Cross multiply
    301,556.44x = 416,155.11 × 163,741.17
  4. Step 4: Simplify right side
    301,556.44x = 68,141,724,612.88
  5. Step 5: Solve for x
    x = 68,141,724,612.88/301,556.44
  6. Step 6: Final answer
    x = 225,966.74

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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.