Home / 741,927.38-1,023,859.85-419,630.58

Finding the Fourth Proportional to 741,927.38, 1,023,859.85 and 419,630.58

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Solution

The fourth proportional to 741,927.38, 1,023,859.85 and 419,630.58 is: 579,090.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,927.38 : 1,023,859.85 = 419,630.58 : x
  2. Step 2: Convert to fraction form
    741,927.38/1,023,859.85 = 419,630.58/x
  3. Step 3: Cross multiply
    741,927.38x = 1,023,859.85 × 419,630.58
  4. Step 4: Simplify right side
    741,927.38x = 429,642,900,596.06
  5. Step 5: Solve for x
    x = 429,642,900,596.06/741,927.38
  6. Step 6: Final answer
    x = 579,090.24

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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.