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Finding the Fourth Proportional to 609,195.84, 913,114.08 and 254,091.84

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Solution

The fourth proportional to 609,195.84, 913,114.08 and 254,091.84 is: 380,854.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,195.84 : 913,114.08 = 254,091.84 : x
  2. Step 2: Convert to fraction form
    609,195.84/913,114.08 = 254,091.84/x
  3. Step 3: Cross multiply
    609,195.84x = 913,114.08 × 254,091.84
  4. Step 4: Simplify right side
    609,195.84x = 232,014,836,717.11
  5. Step 5: Solve for x
    x = 232,014,836,717.11/609,195.84
  6. Step 6: Final answer
    x = 380,854.27

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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.