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Finding the Fourth Proportional to 259,656.80, 364,044.40 and 259,656.80

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Solution

The fourth proportional to 259,656.80, 364,044.40 and 259,656.80 is: 364,044.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,656.80 : 364,044.40 = 259,656.80 : x
  2. Step 2: Convert to fraction form
    259,656.80/364,044.40 = 259,656.80/x
  3. Step 3: Cross multiply
    259,656.80x = 364,044.40 × 259,656.80
  4. Step 4: Simplify right side
    259,656.80x = 94,526,603,961.92
  5. Step 5: Solve for x
    x = 94,526,603,961.92/259,656.80
  6. Step 6: Final answer
    x = 364,044.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.