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Finding the Fourth Proportional to 591,504.40, 885,944.40 and 512,772.40

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Solution

The fourth proportional to 591,504.40, 885,944.40 and 512,772.40 is: 768,021.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,504.40 : 885,944.40 = 512,772.40 : x
  2. Step 2: Convert to fraction form
    591,504.40/885,944.40 = 512,772.40/x
  3. Step 3: Cross multiply
    591,504.40x = 885,944.40 × 512,772.40
  4. Step 4: Simplify right side
    591,504.40x = 454,287,836,254.56
  5. Step 5: Solve for x
    x = 454,287,836,254.56/591,504.40
  6. Step 6: Final answer
    x = 768,021.06

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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.