Home / 329,035.20-493,250.40-328,833.60

Finding the Fourth Proportional to 329,035.20, 493,250.40 and 328,833.60

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Solution

The fourth proportional to 329,035.20, 493,250.40 and 328,833.60 is: 492,948.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,035.20 : 493,250.40 = 328,833.60 : x
  2. Step 2: Convert to fraction form
    329,035.20/493,250.40 = 328,833.60/x
  3. Step 3: Cross multiply
    329,035.20x = 493,250.40 × 328,833.60
  4. Step 4: Simplify right side
    329,035.20x = 162,197,304,733.44
  5. Step 5: Solve for x
    x = 162,197,304,733.44/329,035.20
  6. Step 6: Final answer
    x = 492,948.19

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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.