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Finding the Fourth Proportional to 341,334, 471,063.60 and 190,434.24

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Solution

The fourth proportional to 341,334, 471,063.60 and 190,434.24 is: 262,811.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,334 : 471,063.60 = 190,434.24 : x
  2. Step 2: Convert to fraction form
    341,334/471,063.60 = 190,434.24/x
  3. Step 3: Cross multiply
    341,334x = 471,063.60 × 190,434.24
  4. Step 4: Simplify right side
    341,334x = 89,706,638,657.66
  5. Step 5: Solve for x
    x = 89,706,638,657.66/341,334
  6. Step 6: Final answer
    x = 262,811.90

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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.