Home / 923,489.06-1,386,085.11-468,399.68

Finding the Fourth Proportional to 923,489.06, 1,386,085.11 and 468,399.68

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Solution

The fourth proportional to 923,489.06, 1,386,085.11 and 468,399.68 is: 703,031.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,489.06 : 1,386,085.11 = 468,399.68 : x
  2. Step 2: Convert to fraction form
    923,489.06/1,386,085.11 = 468,399.68/x
  3. Step 3: Cross multiply
    923,489.06x = 1,386,085.11 × 468,399.68
  4. Step 4: Simplify right side
    923,489.06x = 649,241,821,976.77
  5. Step 5: Solve for x
    x = 649,241,821,976.77/923,489.06
  6. Step 6: Final answer
    x = 703,031.42

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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.