Home / 923,781.33-1,383,813.81-460,763.37

Finding the Fourth Proportional to 923,781.33, 1,383,813.81 and 460,763.37

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Solution

The fourth proportional to 923,781.33, 1,383,813.81 and 460,763.37 is: 690,218.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,781.33 : 1,383,813.81 = 460,763.37 : x
  2. Step 2: Convert to fraction form
    923,781.33/1,383,813.81 = 460,763.37/x
  3. Step 3: Cross multiply
    923,781.33x = 1,383,813.81 × 460,763.37
  4. Step 4: Simplify right side
    923,781.33x = 637,610,714,548.14
  5. Step 5: Solve for x
    x = 637,610,714,548.14/923,781.33
  6. Step 6: Final answer
    x = 690,218.23

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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.