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Finding the Fourth Proportional to 329,025.60, 493,732.80 and 240,055.20

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Solution

The fourth proportional to 329,025.60, 493,732.80 and 240,055.20 is: 360,224.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,025.60 : 493,732.80 = 240,055.20 : x
  2. Step 2: Convert to fraction form
    329,025.60/493,732.80 = 240,055.20/x
  3. Step 3: Cross multiply
    329,025.60x = 493,732.80 × 240,055.20
  4. Step 4: Simplify right side
    329,025.60x = 118,523,126,050.56
  5. Step 5: Solve for x
    x = 118,523,126,050.56/329,025.60
  6. Step 6: Final answer
    x = 360,224.63

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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.