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Finding the Fourth Proportional to 446,787.39, 616,572.84 and 242,838.26

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Solution

The fourth proportional to 446,787.39, 616,572.84 and 242,838.26 is: 335,120.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,787.39 : 616,572.84 = 242,838.26 : x
  2. Step 2: Convert to fraction form
    446,787.39/616,572.84 = 242,838.26/x
  3. Step 3: Cross multiply
    446,787.39x = 616,572.84 × 242,838.26
  4. Step 4: Simplify right side
    446,787.39x = 149,727,472,545.99
  5. Step 5: Solve for x
    x = 149,727,472,545.99/446,787.39
  6. Step 6: Final answer
    x = 335,120.18

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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.