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Finding the Fourth Proportional to 606,318.46, 836,778.64 and 453,090.60

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Solution

The fourth proportional to 606,318.46, 836,778.64 and 453,090.60 is: 625,309.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,318.46 : 836,778.64 = 453,090.60 : x
  2. Step 2: Convert to fraction form
    606,318.46/836,778.64 = 453,090.60/x
  3. Step 3: Cross multiply
    606,318.46x = 836,778.64 × 453,090.60
  4. Step 4: Simplify right side
    606,318.46x = 379,136,536,064.78
  5. Step 5: Solve for x
    x = 379,136,536,064.78/606,318.46
  6. Step 6: Final answer
    x = 625,309.24

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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.