Home / 293,845.20-440,460.60-160,520.40

Finding the Fourth Proportional to 293,845.20, 440,460.60 and 160,520.40

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Solution

The fourth proportional to 293,845.20, 440,460.60 and 160,520.40 is: 240,612.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,845.20 : 440,460.60 = 160,520.40 : x
  2. Step 2: Convert to fraction form
    293,845.20/440,460.60 = 160,520.40/x
  3. Step 3: Cross multiply
    293,845.20x = 440,460.60 × 160,520.40
  4. Step 4: Simplify right side
    293,845.20x = 70,702,911,696.24
  5. Step 5: Solve for x
    x = 70,702,911,696.24/293,845.20
  6. Step 6: Final answer
    x = 240,612.78

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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.