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Finding the Fourth Proportional to 978,250.16, 1,467,188.44 and 304,339.88

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Solution

The fourth proportional to 978,250.16, 1,467,188.44 and 304,339.88 is: 456,451.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    978,250.16 : 1,467,188.44 = 304,339.88 : x
  2. Step 2: Convert to fraction form
    978,250.16/1,467,188.44 = 304,339.88/x
  3. Step 3: Cross multiply
    978,250.16x = 1,467,188.44 × 304,339.88
  4. Step 4: Simplify right side
    978,250.16x = 446,523,956,674.11
  5. Step 5: Solve for x
    x = 446,523,956,674.11/978,250.16
  6. Step 6: Final answer
    x = 456,451.71

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.