Home / 839,190.96-1,158,512.40-568,688.04

Finding the Fourth Proportional to 839,190.96, 1,158,512.40 and 568,688.04

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Solution

The fourth proportional to 839,190.96, 1,158,512.40 and 568,688.04 is: 785,080.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,190.96 : 1,158,512.40 = 568,688.04 : x
  2. Step 2: Convert to fraction form
    839,190.96/1,158,512.40 = 568,688.04/x
  3. Step 3: Cross multiply
    839,190.96x = 1,158,512.40 × 568,688.04
  4. Step 4: Simplify right side
    839,190.96x = 658,832,146,071.70
  5. Step 5: Solve for x
    x = 658,832,146,071.70/839,190.96
  6. Step 6: Final answer
    x = 785,080.13

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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.