Home / 330,683.31-456,562.17-254,065.41

Finding the Fourth Proportional to 330,683.31, 456,562.17 and 254,065.41

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Solution

The fourth proportional to 330,683.31, 456,562.17 and 254,065.41 is: 350,778.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,683.31 : 456,562.17 = 254,065.41 : x
  2. Step 2: Convert to fraction form
    330,683.31/456,562.17 = 254,065.41/x
  3. Step 3: Cross multiply
    330,683.31x = 456,562.17 × 254,065.41
  4. Step 4: Simplify right side
    330,683.31x = 115,996,654,911.54
  5. Step 5: Solve for x
    x = 115,996,654,911.54/330,683.31
  6. Step 6: Final answer
    x = 350,778.68

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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.