Home / 703,518.92-1,055,056.82-230,093.78

Finding the Fourth Proportional to 703,518.92, 1,055,056.82 and 230,093.78

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Solution

The fourth proportional to 703,518.92, 1,055,056.82 and 230,093.78 is: 345,068.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,518.92 : 1,055,056.82 = 230,093.78 : x
  2. Step 2: Convert to fraction form
    703,518.92/1,055,056.82 = 230,093.78/x
  3. Step 3: Cross multiply
    703,518.92x = 1,055,056.82 × 230,093.78
  4. Step 4: Simplify right side
    703,518.92x = 242,762,011,828.58
  5. Step 5: Solve for x
    x = 242,762,011,828.58/703,518.92
  6. Step 6: Final answer
    x = 345,068.21

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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.