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Finding the Fourth Proportional to 447,068.24, 616,923.24 and 265,770.80

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Solution

The fourth proportional to 447,068.24, 616,923.24 and 265,770.80 is: 366,745.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,068.24 : 616,923.24 = 265,770.80 : x
  2. Step 2: Convert to fraction form
    447,068.24/616,923.24 = 265,770.80/x
  3. Step 3: Cross multiply
    447,068.24x = 616,923.24 × 265,770.80
  4. Step 4: Simplify right side
    447,068.24x = 163,960,183,033.39
  5. Step 5: Solve for x
    x = 163,960,183,033.39/447,068.24
  6. Step 6: Final answer
    x = 366,745.32

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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.