Home / 741,770.06-1,023,573.71-419,479.16

Finding the Fourth Proportional to 741,770.06, 1,023,573.71 and 419,479.16

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Solution

The fourth proportional to 741,770.06, 1,023,573.71 and 419,479.16 is: 578,842.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,770.06 : 1,023,573.71 = 419,479.16 : x
  2. Step 2: Convert to fraction form
    741,770.06/1,023,573.71 = 419,479.16/x
  3. Step 3: Cross multiply
    741,770.06x = 1,023,573.71 × 419,479.16
  4. Step 4: Simplify right side
    741,770.06x = 429,367,835,999.71
  5. Step 5: Solve for x
    x = 429,367,835,999.71/741,770.06
  6. Step 6: Final answer
    x = 578,842.23

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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.