Home / 966,984.40-1,449,966.30-327,068.20

Finding the Fourth Proportional to 966,984.40, 1,449,966.30 and 327,068.20

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Solution

The fourth proportional to 966,984.40, 1,449,966.30 and 327,068.20 is: 490,429.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,984.40 : 1,449,966.30 = 327,068.20 : x
  2. Step 2: Convert to fraction form
    966,984.40/1,449,966.30 = 327,068.20/x
  3. Step 3: Cross multiply
    966,984.40x = 1,449,966.30 × 327,068.20
  4. Step 4: Simplify right side
    966,984.40x = 474,237,867,801.66
  5. Step 5: Solve for x
    x = 474,237,867,801.66/966,984.40
  6. Step 6: Final answer
    x = 490,429.70

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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.