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Finding the Fourth Proportional to 260,028.58, 364,531.53 and 260,028.58

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Solution

The fourth proportional to 260,028.58, 364,531.53 and 260,028.58 is: 364,531.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,028.58 : 364,531.53 = 260,028.58 : x
  2. Step 2: Convert to fraction form
    260,028.58/364,531.53 = 260,028.58/x
  3. Step 3: Cross multiply
    260,028.58x = 364,531.53 × 260,028.58
  4. Step 4: Simplify right side
    260,028.58x = 94,788,612,988.33
  5. Step 5: Solve for x
    x = 94,788,612,988.33/260,028.58
  6. Step 6: Final answer
    x = 364,531.53

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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.