Home / 683,179.30-1,023,128.70-366,939.10

Finding the Fourth Proportional to 683,179.30, 1,023,128.70 and 366,939.10

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Solution

The fourth proportional to 683,179.30, 1,023,128.70 and 366,939.10 is: 549,527.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,179.30 : 1,023,128.70 = 366,939.10 : x
  2. Step 2: Convert to fraction form
    683,179.30/1,023,128.70 = 366,939.10/x
  3. Step 3: Cross multiply
    683,179.30x = 1,023,128.70 × 366,939.10
  4. Step 4: Simplify right side
    683,179.30x = 375,425,924,362.17
  5. Step 5: Solve for x
    x = 375,425,924,362.17/683,179.30
  6. Step 6: Final answer
    x = 549,527.66

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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.