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Finding the Fourth Proportional to 603,626.96, 833,029.44 and 345,545.84

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Solution

The fourth proportional to 603,626.96, 833,029.44 and 345,545.84 is: 476,867.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,626.96 : 833,029.44 = 345,545.84 : x
  2. Step 2: Convert to fraction form
    603,626.96/833,029.44 = 345,545.84/x
  3. Step 3: Cross multiply
    603,626.96x = 833,029.44 × 345,545.84
  4. Step 4: Simplify right side
    603,626.96x = 287,849,857,589.53
  5. Step 5: Solve for x
    x = 287,849,857,589.53/603,626.96
  6. Step 6: Final answer
    x = 476,867.13

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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.