Home / 723,379.09-1,084,847.04-500,173.87

Finding the Fourth Proportional to 723,379.09, 1,084,847.04 and 500,173.87

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Solution

The fourth proportional to 723,379.09, 1,084,847.04 and 500,173.87 is: 750,107.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,379.09 : 1,084,847.04 = 500,173.87 : x
  2. Step 2: Convert to fraction form
    723,379.09/1,084,847.04 = 500,173.87/x
  3. Step 3: Cross multiply
    723,379.09x = 1,084,847.04 × 500,173.87
  4. Step 4: Simplify right side
    723,379.09x = 542,612,144,143.38
  5. Step 5: Solve for x
    x = 542,612,144,143.38/723,379.09
  6. Step 6: Final answer
    x = 750,107.58

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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.