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Finding the Fourth Proportional to 694,817.16, 958,086.24 and 452,650.64

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Solution

The fourth proportional to 694,817.16, 958,086.24 and 452,650.64 is: 624,161.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,817.16 : 958,086.24 = 452,650.64 : x
  2. Step 2: Convert to fraction form
    694,817.16/958,086.24 = 452,650.64/x
  3. Step 3: Cross multiply
    694,817.16x = 958,086.24 × 452,650.64
  4. Step 4: Simplify right side
    694,817.16x = 433,678,349,711.19
  5. Step 5: Solve for x
    x = 433,678,349,711.19/694,817.16
  6. Step 6: Final answer
    x = 624,161.83

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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.