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Finding the Fourth Proportional to 650,563.84, 976,140.60 and 384,843.34

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Solution

The fourth proportional to 650,563.84, 976,140.60 and 384,843.34 is: 577,439.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,563.84 : 976,140.60 = 384,843.34 : x
  2. Step 2: Convert to fraction form
    650,563.84/976,140.60 = 384,843.34/x
  3. Step 3: Cross multiply
    650,563.84x = 976,140.60 × 384,843.34
  4. Step 4: Simplify right side
    650,563.84x = 375,661,208,813.60
  5. Step 5: Solve for x
    x = 375,661,208,813.60/650,563.84
  6. Step 6: Final answer
    x = 577,439.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.