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Finding the Fourth Proportional to 264,531.06, 365,051.52 and 143,671.50

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Solution

The fourth proportional to 264,531.06, 365,051.52 and 143,671.50 is: 198,265.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,531.06 : 365,051.52 = 143,671.50 : x
  2. Step 2: Convert to fraction form
    264,531.06/365,051.52 = 143,671.50/x
  3. Step 3: Cross multiply
    264,531.06x = 365,051.52 × 143,671.50
  4. Step 4: Simplify right side
    264,531.06x = 52,447,499,455.68
  5. Step 5: Solve for x
    x = 52,447,499,455.68/264,531.06
  6. Step 6: Final answer
    x = 198,265.94

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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.