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Finding the Fourth Proportional to 195,166.80, 272,883.60 and 195,166.80

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Solution

The fourth proportional to 195,166.80, 272,883.60 and 195,166.80 is: 272,883.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,166.80 : 272,883.60 = 195,166.80 : x
  2. Step 2: Convert to fraction form
    195,166.80/272,883.60 = 195,166.80/x
  3. Step 3: Cross multiply
    195,166.80x = 272,883.60 × 195,166.80
  4. Step 4: Simplify right side
    195,166.80x = 53,257,818,984.48
  5. Step 5: Solve for x
    x = 53,257,818,984.48/195,166.80
  6. Step 6: Final answer
    x = 272,883.60

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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.