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Finding the Fourth Proportional to 446,838.56, 616,544.16 and 265,614.56

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Solution

The fourth proportional to 446,838.56, 616,544.16 and 265,614.56 is: 366,492.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,838.56 : 616,544.16 = 265,614.56 : x
  2. Step 2: Convert to fraction form
    446,838.56/616,544.16 = 265,614.56/x
  3. Step 3: Cross multiply
    446,838.56x = 616,544.16 × 265,614.56
  4. Step 4: Simplify right side
    446,838.56x = 163,763,105,778.97
  5. Step 5: Solve for x
    x = 163,763,105,778.97/446,838.56
  6. Step 6: Final answer
    x = 366,492.78

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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.