Home / 703,402.38-1,054,238.02-400,051.17

Finding the Fourth Proportional to 703,402.38, 1,054,238.02 and 400,051.17

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Solution

The fourth proportional to 703,402.38, 1,054,238.02 and 400,051.17 is: 599,584.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,402.38 : 1,054,238.02 = 400,051.17 : x
  2. Step 2: Convert to fraction form
    703,402.38/1,054,238.02 = 400,051.17/x
  3. Step 3: Cross multiply
    703,402.38x = 1,054,238.02 × 400,051.17
  4. Step 4: Simplify right side
    703,402.38x = 421,749,152,359.36
  5. Step 5: Solve for x
    x = 421,749,152,359.36/703,402.38
  6. Step 6: Final answer
    x = 599,584.48

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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.