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Finding the Fourth Proportional to 341,951, 471,892.58 and 191,048

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Solution

The fourth proportional to 341,951, 471,892.58 and 191,048 is: 263,646.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,951 : 471,892.58 = 191,048 : x
  2. Step 2: Convert to fraction form
    341,951/471,892.58 = 191,048/x
  3. Step 3: Cross multiply
    341,951x = 471,892.58 × 191,048
  4. Step 4: Simplify right side
    341,951x = 90,154,133,623.84
  5. Step 5: Solve for x
    x = 90,154,133,623.84/341,951
  6. Step 6: Final answer
    x = 263,646.35

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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.