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Finding the Fourth Proportional to 608,974.80, 913,462.20 and 598,477.20

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Solution

The fourth proportional to 608,974.80, 913,462.20 and 598,477.20 is: 897,715.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,974.80 : 913,462.20 = 598,477.20 : x
  2. Step 2: Convert to fraction form
    608,974.80/913,462.20 = 598,477.20/x
  3. Step 3: Cross multiply
    608,974.80x = 913,462.20 × 598,477.20
  4. Step 4: Simplify right side
    608,974.80x = 546,686,299,761.84
  5. Step 5: Solve for x
    x = 546,686,299,761.84/608,974.80
  6. Step 6: Final answer
    x = 897,715.80

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Why These Related Problems?

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