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Finding the Fourth Proportional to 341,820.30, 471,716.97 and 188,862.01

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Solution

The fourth proportional to 341,820.30, 471,716.97 and 188,862.01 is: 260,632.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,820.30 : 471,716.97 = 188,862.01 : x
  2. Step 2: Convert to fraction form
    341,820.30/471,716.97 = 188,862.01/x
  3. Step 3: Cross multiply
    341,820.30x = 471,716.97 × 188,862.01
  4. Step 4: Simplify right side
    341,820.30x = 89,089,415,871.19
  5. Step 5: Solve for x
    x = 89,089,415,871.19/341,820.30
  6. Step 6: Final answer
    x = 260,632.31

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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.