Home / 746,972.37-1,030,812.89-407,433.33

Finding the Fourth Proportional to 746,972.37, 1,030,812.89 and 407,433.33

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Solution

The fourth proportional to 746,972.37, 1,030,812.89 and 407,433.33 is: 562,253.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,972.37 : 1,030,812.89 = 407,433.33 : x
  2. Step 2: Convert to fraction form
    746,972.37/1,030,812.89 = 407,433.33/x
  3. Step 3: Cross multiply
    746,972.37x = 1,030,812.89 × 407,433.33
  4. Step 4: Simplify right side
    746,972.37x = 419,987,526,342.46
  5. Step 5: Solve for x
    x = 419,987,526,342.46/746,972.37
  6. Step 6: Final answer
    x = 562,253.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.