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Finding the Fourth Proportional to 608,753.68, 840,104.87 and 336,817.17

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Solution

The fourth proportional to 608,753.68, 840,104.87 and 336,817.17 is: 464,821.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,753.68 : 840,104.87 = 336,817.17 : x
  2. Step 2: Convert to fraction form
    608,753.68/840,104.87 = 336,817.17/x
  3. Step 3: Cross multiply
    608,753.68x = 840,104.87 × 336,817.17
  4. Step 4: Simplify right side
    608,753.68x = 282,961,743,132.53
  5. Step 5: Solve for x
    x = 282,961,743,132.53/608,753.68
  6. Step 6: Final answer
    x = 464,821.41

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1.5x scale

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.