Home / 703,128.18-1,054,754.57-197,693.58

Finding the Fourth Proportional to 703,128.18, 1,054,754.57 and 197,693.58

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Solution

The fourth proportional to 703,128.18, 1,054,754.57 and 197,693.58 is: 296,557.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,128.18 : 1,054,754.57 = 197,693.58 : x
  2. Step 2: Convert to fraction form
    703,128.18/1,054,754.57 = 197,693.58/x
  3. Step 3: Cross multiply
    703,128.18x = 1,054,754.57 × 197,693.58
  4. Step 4: Simplify right side
    703,128.18x = 208,518,205,976.19
  5. Step 5: Solve for x
    x = 208,518,205,976.19/703,128.18
  6. Step 6: Final answer
    x = 296,557.89

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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.