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Finding the Fourth Proportional to 260,748.30, 365,572.50 and 260,748.30

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Solution

The fourth proportional to 260,748.30, 365,572.50 and 260,748.30 is: 365,572.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,748.30 : 365,572.50 = 260,748.30 : x
  2. Step 2: Convert to fraction form
    260,748.30/365,572.50 = 260,748.30/x
  3. Step 3: Cross multiply
    260,748.30x = 365,572.50 × 260,748.30
  4. Step 4: Simplify right side
    260,748.30x = 95,322,407,901.75
  5. Step 5: Solve for x
    x = 95,322,407,901.75/260,748.30
  6. Step 6: Final answer
    x = 365,572.50

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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.