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Finding the Fourth Proportional to 341,410.01, 471,145.86 and 188,448.25

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Solution

The fourth proportional to 341,410.01, 471,145.86 and 188,448.25 is: 260,058.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,410.01 : 471,145.86 = 188,448.25 : x
  2. Step 2: Convert to fraction form
    341,410.01/471,145.86 = 188,448.25/x
  3. Step 3: Cross multiply
    341,410.01x = 471,145.86 × 188,448.25
  4. Step 4: Simplify right side
    341,410.01x = 88,786,612,811.75
  5. Step 5: Solve for x
    x = 88,786,612,811.75/341,410.01
  6. Step 6: Final answer
    x = 260,058.61

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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.