Home / 431,309.04-595,208.84-250,128.39

Finding the Fourth Proportional to 431,309.04, 595,208.84 and 250,128.39

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Solution

The fourth proportional to 431,309.04, 595,208.84 and 250,128.39 is: 345,178.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,309.04 : 595,208.84 = 250,128.39 : x
  2. Step 2: Convert to fraction form
    431,309.04/595,208.84 = 250,128.39/x
  3. Step 3: Cross multiply
    431,309.04x = 595,208.84 × 250,128.39
  4. Step 4: Simplify right side
    431,309.04x = 148,878,628,862.97
  5. Step 5: Solve for x
    x = 148,878,628,862.97/431,309.04
  6. Step 6: Final answer
    x = 345,178.55

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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.