Home / 702,647.30-1,053,813.33-323,203.64

Finding the Fourth Proportional to 702,647.30, 1,053,813.33 and 323,203.64

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Solution

The fourth proportional to 702,647.30, 1,053,813.33 and 323,203.64 is: 484,732.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,647.30 : 1,053,813.33 = 323,203.64 : x
  2. Step 2: Convert to fraction form
    702,647.30/1,053,813.33 = 323,203.64/x
  3. Step 3: Cross multiply
    702,647.30x = 1,053,813.33 × 323,203.64
  4. Step 4: Simplify right side
    702,647.30x = 340,596,298,867.46
  5. Step 5: Solve for x
    x = 340,596,298,867.46/702,647.30
  6. Step 6: Final answer
    x = 484,732.95

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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.