Home / 443,025.20-611,374.80-241,821.20

Finding the Fourth Proportional to 443,025.20, 611,374.80 and 241,821.20

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Solution

The fourth proportional to 443,025.20, 611,374.80 and 241,821.20 is: 333,713.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,025.20 : 611,374.80 = 241,821.20 : x
  2. Step 2: Convert to fraction form
    443,025.20/611,374.80 = 241,821.20/x
  3. Step 3: Cross multiply
    443,025.20x = 611,374.80 × 241,821.20
  4. Step 4: Simplify right side
    443,025.20x = 147,843,387,785.76
  5. Step 5: Solve for x
    x = 147,843,387,785.76/443,025.20
  6. Step 6: Final answer
    x = 333,713.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.