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Finding the Fourth Proportional to 264,215.79, 362,375.91 and 253,365.45

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Solution

The fourth proportional to 264,215.79, 362,375.91 and 253,365.45 is: 347,494.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,215.79 : 362,375.91 = 253,365.45 : x
  2. Step 2: Convert to fraction form
    264,215.79/362,375.91 = 253,365.45/x
  3. Step 3: Cross multiply
    264,215.79x = 362,375.91 × 253,365.45
  4. Step 4: Simplify right side
    264,215.79x = 91,813,535,506.31
  5. Step 5: Solve for x
    x = 91,813,535,506.31/264,215.79
  6. Step 6: Final answer
    x = 347,494.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.