Home / 293,904.20-440,856.30-153,705.80

Finding the Fourth Proportional to 293,904.20, 440,856.30 and 153,705.80

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Solution

The fourth proportional to 293,904.20, 440,856.30 and 153,705.80 is: 230,558.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,904.20 : 440,856.30 = 153,705.80 : x
  2. Step 2: Convert to fraction form
    293,904.20/440,856.30 = 153,705.80/x
  3. Step 3: Cross multiply
    293,904.20x = 440,856.30 × 153,705.80
  4. Step 4: Simplify right side
    293,904.20x = 67,762,170,276.54
  5. Step 5: Solve for x
    x = 67,762,170,276.54/293,904.20
  6. Step 6: Final answer
    x = 230,558.70

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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.