Home / 683,185.30-1,023,137.70-366,945.10

Finding the Fourth Proportional to 683,185.30, 1,023,137.70 and 366,945.10

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Solution

The fourth proportional to 683,185.30, 1,023,137.70 and 366,945.10 is: 549,536.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,185.30 : 1,023,137.70 = 366,945.10 : x
  2. Step 2: Convert to fraction form
    683,185.30/1,023,137.70 = 366,945.10/x
  3. Step 3: Cross multiply
    683,185.30x = 1,023,137.70 × 366,945.10
  4. Step 4: Simplify right side
    683,185.30x = 375,435,365,640.27
  5. Step 5: Solve for x
    x = 375,435,365,640.27/683,185.30
  6. Step 6: Final answer
    x = 549,536.66

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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.