Home / 723,391.58-1,084,865.73-500,186.36

Finding the Fourth Proportional to 723,391.58, 1,084,865.73 and 500,186.36

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Solution

The fourth proportional to 723,391.58, 1,084,865.73 and 500,186.36 is: 750,126.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,391.58 : 1,084,865.73 = 500,186.36 : x
  2. Step 2: Convert to fraction form
    723,391.58/1,084,865.73 = 500,186.36/x
  3. Step 3: Cross multiply
    723,391.58x = 1,084,865.73 × 500,186.36
  4. Step 4: Simplify right side
    723,391.58x = 542,635,035,153.11
  5. Step 5: Solve for x
    x = 542,635,035,153.11/723,391.58
  6. Step 6: Final answer
    x = 750,126.29

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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.