Home / 741,796.35-1,023,679.24-402,264.51

Finding the Fourth Proportional to 741,796.35, 1,023,679.24 and 402,264.51

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Solution

The fourth proportional to 741,796.35, 1,023,679.24 and 402,264.51 is: 555,125.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,796.35 : 1,023,679.24 = 402,264.51 : x
  2. Step 2: Convert to fraction form
    741,796.35/1,023,679.24 = 402,264.51/x
  3. Step 3: Cross multiply
    741,796.35x = 1,023,679.24 × 402,264.51
  4. Step 4: Simplify right side
    741,796.35x = 411,789,825,864.45
  5. Step 5: Solve for x
    x = 411,789,825,864.45/741,796.35
  6. Step 6: Final answer
    x = 555,125.17

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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.