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Finding the Fourth Proportional to 293,590.80, 440,400.60 and 153,622.80

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Solution

The fourth proportional to 293,590.80, 440,400.60 and 153,622.80 is: 230,441.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,590.80 : 440,400.60 = 153,622.80 : x
  2. Step 2: Convert to fraction form
    293,590.80/440,400.60 = 153,622.80/x
  3. Step 3: Cross multiply
    293,590.80x = 440,400.60 × 153,622.80
  4. Step 4: Simplify right side
    293,590.80x = 67,655,573,293.68
  5. Step 5: Solve for x
    x = 67,655,573,293.68/293,590.80
  6. Step 6: Final answer
    x = 230,441.73

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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.