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Finding the Fourth Proportional to 892,896.67, 1,232,206.68 and 485,006.50

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Solution

The fourth proportional to 892,896.67, 1,232,206.68 and 485,006.50 is: 669,314.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,896.67 : 1,232,206.68 = 485,006.50 : x
  2. Step 2: Convert to fraction form
    892,896.67/1,232,206.68 = 485,006.50/x
  3. Step 3: Cross multiply
    892,896.67x = 1,232,206.68 × 485,006.50
  4. Step 4: Simplify right side
    892,896.67x = 597,628,249,143.42
  5. Step 5: Solve for x
    x = 597,628,249,143.42/892,896.67
  6. Step 6: Final answer
    x = 669,314.01

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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.