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Finding the Fourth Proportional to 452,571.72, 624,479.62 and 261,548.25

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Solution

The fourth proportional to 452,571.72, 624,479.62 and 261,548.25 is: 360,896.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,571.72 : 624,479.62 = 261,548.25 : x
  2. Step 2: Convert to fraction form
    452,571.72/624,479.62 = 261,548.25/x
  3. Step 3: Cross multiply
    452,571.72x = 624,479.62 × 261,548.25
  4. Step 4: Simplify right side
    452,571.72x = 163,331,551,771.67
  5. Step 5: Solve for x
    x = 163,331,551,771.67/452,571.72
  6. Step 6: Final answer
    x = 360,896.50

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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.