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Finding the Fourth Proportional to 326,475.32, 450,579.88 and 183,243.20

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Solution

The fourth proportional to 326,475.32, 450,579.88 and 183,243.20 is: 252,900.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,475.32 : 450,579.88 = 183,243.20 : x
  2. Step 2: Convert to fraction form
    326,475.32/450,579.88 = 183,243.20/x
  3. Step 3: Cross multiply
    326,475.32x = 450,579.88 × 183,243.20
  4. Step 4: Simplify right side
    326,475.32x = 82,565,699,066.82
  5. Step 5: Solve for x
    x = 82,565,699,066.82/326,475.32
  6. Step 6: Final answer
    x = 252,900.28

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.