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Finding the Fourth Proportional to 341,482.56, 471,189.60 and 190,579.20

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Solution

The fourth proportional to 341,482.56, 471,189.60 and 190,579.20 is: 262,967.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,482.56 : 471,189.60 = 190,579.20 : x
  2. Step 2: Convert to fraction form
    341,482.56/471,189.60 = 190,579.20/x
  3. Step 3: Cross multiply
    341,482.56x = 471,189.60 × 190,579.20
  4. Step 4: Simplify right side
    341,482.56x = 89,798,937,016.32
  5. Step 5: Solve for x
    x = 89,798,937,016.32/341,482.56
  6. Step 6: Final answer
    x = 262,967.86

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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.