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Finding the Fourth Proportional to 452,775.34, 624,829.80 and 251,571.34

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Solution

The fourth proportional to 452,775.34, 624,829.80 and 251,571.34 is: 347,168.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,775.34 : 624,829.80 = 251,571.34 : x
  2. Step 2: Convert to fraction form
    452,775.34/624,829.80 = 251,571.34/x
  3. Step 3: Cross multiply
    452,775.34x = 624,829.80 × 251,571.34
  4. Step 4: Simplify right side
    452,775.34x = 157,189,270,057.93
  5. Step 5: Solve for x
    x = 157,189,270,057.93/452,775.34
  6. Step 6: Final answer
    x = 347,168.36

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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.