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Finding the Fourth Proportional to 260,034.20, 364,539.40 and 260,034.20

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Solution

The fourth proportional to 260,034.20, 364,539.40 and 260,034.20 is: 364,539.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,034.20 : 364,539.40 = 260,034.20 : x
  2. Step 2: Convert to fraction form
    260,034.20/364,539.40 = 260,034.20/x
  3. Step 3: Cross multiply
    260,034.20x = 364,539.40 × 260,034.20
  4. Step 4: Simplify right side
    260,034.20x = 94,792,711,247.48
  5. Step 5: Solve for x
    x = 94,792,711,247.48/260,034.20
  6. Step 6: Final answer
    x = 364,539.40

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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.