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Finding the Fourth Proportional to 248,290.42, 372,457.59 and 70,793.62

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Solution

The fourth proportional to 248,290.42, 372,457.59 and 70,793.62 is: 106,196.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,290.42 : 372,457.59 = 70,793.62 : x
  2. Step 2: Convert to fraction form
    248,290.42/372,457.59 = 70,793.62/x
  3. Step 3: Cross multiply
    248,290.42x = 372,457.59 × 70,793.62
  4. Step 4: Simplify right side
    248,290.42x = 26,367,621,092.58
  5. Step 5: Solve for x
    x = 26,367,621,092.58/248,290.42
  6. Step 6: Final answer
    x = 106,196.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.