Home / 1,203,172.40-1,805,160.56-393,593.73

Finding the Fourth Proportional to 1,203,172.40, 1,805,160.56 and 393,593.73

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Solution

The fourth proportional to 1,203,172.40, 1,805,160.56 and 393,593.73 is: 590,522.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203,172.40 : 1,805,160.56 = 393,593.73 : x
  2. Step 2: Convert to fraction form
    1,203,172.40/1,805,160.56 = 393,593.73/x
  3. Step 3: Cross multiply
    1,203,172.40x = 1,805,160.56 × 393,593.73
  4. Step 4: Simplify right side
    1,203,172.40x = 710,499,876,091.32
  5. Step 5: Solve for x
    x = 710,499,876,091.32/1,203,172.40
  6. Step 6: Final answer
    x = 590,522.09

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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.