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Finding the Fourth Proportional to 446,757.84, 616,525.78 and 242,809.22

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Solution

The fourth proportional to 446,757.84, 616,525.78 and 242,809.22 is: 335,076.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,757.84 : 616,525.78 = 242,809.22 : x
  2. Step 2: Convert to fraction form
    446,757.84/616,525.78 = 242,809.22/x
  3. Step 3: Cross multiply
    446,757.84x = 616,525.78 × 242,809.22
  4. Step 4: Simplify right side
    446,757.84x = 149,698,143,751.69
  5. Step 5: Solve for x
    x = 149,698,143,751.69/446,757.84
  6. Step 6: Final answer
    x = 335,076.70

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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.