Home / 658,923.46-988,010.66-259,347.62

Finding the Fourth Proportional to 658,923.46, 988,010.66 and 259,347.62

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Solution

The fourth proportional to 658,923.46, 988,010.66 and 259,347.62 is: 388,874.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,923.46 : 988,010.66 = 259,347.62 : x
  2. Step 2: Convert to fraction form
    658,923.46/988,010.66 = 259,347.62/x
  3. Step 3: Cross multiply
    658,923.46x = 988,010.66 × 259,347.62
  4. Step 4: Simplify right side
    658,923.46x = 256,238,216,324.03
  5. Step 5: Solve for x
    x = 256,238,216,324.03/658,923.46
  6. Step 6: Final answer
    x = 388,874.02

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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.