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Finding the Fourth Proportional to 264,659.35, 365,224.64 and 143,801.50

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Solution

The fourth proportional to 264,659.35, 365,224.64 and 143,801.50 is: 198,443.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,659.35 : 365,224.64 = 143,801.50 : x
  2. Step 2: Convert to fraction form
    264,659.35/365,224.64 = 143,801.50/x
  3. Step 3: Cross multiply
    264,659.35x = 365,224.64 × 143,801.50
  4. Step 4: Simplify right side
    264,659.35x = 52,519,851,733.86
  5. Step 5: Solve for x
    x = 52,519,851,733.86/264,659.35
  6. Step 6: Final answer
    x = 198,443.21

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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.