Home / 739,723.05-1,020,809.19-433,736.23

Finding the Fourth Proportional to 739,723.05, 1,020,809.19 and 433,736.23

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Solution

The fourth proportional to 739,723.05, 1,020,809.19 and 433,736.23 is: 598,550.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,723.05 : 1,020,809.19 = 433,736.23 : x
  2. Step 2: Convert to fraction form
    739,723.05/1,020,809.19 = 433,736.23/x
  3. Step 3: Cross multiply
    739,723.05x = 1,020,809.19 × 433,736.23
  4. Step 4: Simplify right side
    739,723.05x = 442,761,929,619.95
  5. Step 5: Solve for x
    x = 442,761,929,619.95/739,723.05
  6. Step 6: Final answer
    x = 598,550.95

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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.