Home / 741,603.82-1,023,433.43-419,362.13

Finding the Fourth Proportional to 741,603.82, 1,023,433.43 and 419,362.13

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Solution

The fourth proportional to 741,603.82, 1,023,433.43 and 419,362.13 is: 578,731.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,603.82 : 1,023,433.43 = 419,362.13 : x
  2. Step 2: Convert to fraction form
    741,603.82/1,023,433.43 = 419,362.13/x
  3. Step 3: Cross multiply
    741,603.82x = 1,023,433.43 × 419,362.13
  4. Step 4: Simplify right side
    741,603.82x = 429,189,223,118.01
  5. Step 5: Solve for x
    x = 429,189,223,118.01/741,603.82
  6. Step 6: Final answer
    x = 578,731.14

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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.