Home / 703,534.15-1,054,670.50-254,149.39

Finding the Fourth Proportional to 703,534.15, 1,054,670.50 and 254,149.39

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Solution

The fourth proportional to 703,534.15, 1,054,670.50 and 254,149.39 is: 380,996.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,534.15 : 1,054,670.50 = 254,149.39 : x
  2. Step 2: Convert to fraction form
    703,534.15/1,054,670.50 = 254,149.39/x
  3. Step 3: Cross multiply
    703,534.15x = 1,054,670.50 × 254,149.39
  4. Step 4: Simplify right side
    703,534.15x = 268,043,857,681.90
  5. Step 5: Solve for x
    x = 268,043,857,681.90/703,534.15
  6. Step 6: Final answer
    x = 380,996.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.