Home / 652,016.06-977,333.81-219,321.60

Finding the Fourth Proportional to 652,016.06, 977,333.81 and 219,321.60

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Solution

The fourth proportional to 652,016.06, 977,333.81 and 219,321.60 is: 328,750.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,016.06 : 977,333.81 = 219,321.60 : x
  2. Step 2: Convert to fraction form
    652,016.06/977,333.81 = 219,321.60/x
  3. Step 3: Cross multiply
    652,016.06x = 977,333.81 × 219,321.60
  4. Step 4: Simplify right side
    652,016.06x = 214,350,414,943.30
  5. Step 5: Solve for x
    x = 214,350,414,943.30/652,016.06
  6. Step 6: Final answer
    x = 328,750.21

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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.