Home / 741,384.56-1,023,112.24-401,853.04

Finding the Fourth Proportional to 741,384.56, 1,023,112.24 and 401,853.04

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Solution

The fourth proportional to 741,384.56, 1,023,112.24 and 401,853.04 is: 554,558.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,384.56 : 1,023,112.24 = 401,853.04 : x
  2. Step 2: Convert to fraction form
    741,384.56/1,023,112.24 = 401,853.04/x
  3. Step 3: Cross multiply
    741,384.56x = 1,023,112.24 × 401,853.04
  4. Step 4: Simplify right side
    741,384.56x = 411,140,763,905.21
  5. Step 5: Solve for x
    x = 411,140,763,905.21/741,384.56
  6. Step 6: Final answer
    x = 554,558.03

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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.