Home / 683,303.70-1,025,109.15-210,010.90

Finding the Fourth Proportional to 683,303.70, 1,025,109.15 and 210,010.90

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Solution

The fourth proportional to 683,303.70, 1,025,109.15 and 210,010.90 is: 315,063.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,303.70 : 1,025,109.15 = 210,010.90 : x
  2. Step 2: Convert to fraction form
    683,303.70/1,025,109.15 = 210,010.90/x
  3. Step 3: Cross multiply
    683,303.70x = 1,025,109.15 × 210,010.90
  4. Step 4: Simplify right side
    683,303.70x = 215,284,095,189.74
  5. Step 5: Solve for x
    x = 215,284,095,189.74/683,303.70
  6. Step 6: Final answer
    x = 315,063.56

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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.