Home / 1,146,996.54-1,720,383.62-348,285.11

Finding the Fourth Proportional to 1,146,996.54, 1,720,383.62 and 348,285.11

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Solution

The fourth proportional to 1,146,996.54, 1,720,383.62 and 348,285.11 is: 522,393.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,996.54 : 1,720,383.62 = 348,285.11 : x
  2. Step 2: Convert to fraction form
    1,146,996.54/1,720,383.62 = 348,285.11/x
  3. Step 3: Cross multiply
    1,146,996.54x = 1,720,383.62 × 348,285.11
  4. Step 4: Simplify right side
    1,146,996.54x = 599,183,987,990.56
  5. Step 5: Solve for x
    x = 599,183,987,990.56/1,146,996.54
  6. Step 6: Final answer
    x = 522,393.89

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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.