Home / 866,402.96-1,195,269.95-580,015.31

Finding the Fourth Proportional to 866,402.96, 1,195,269.95 and 580,015.31

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Solution

The fourth proportional to 866,402.96, 1,195,269.95 and 580,015.31 is: 800,176.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,402.96 : 1,195,269.95 = 580,015.31 : x
  2. Step 2: Convert to fraction form
    866,402.96/1,195,269.95 = 580,015.31/x
  3. Step 3: Cross multiply
    866,402.96x = 1,195,269.95 × 580,015.31
  4. Step 4: Simplify right side
    866,402.96x = 693,274,861,706.51
  5. Step 5: Solve for x
    x = 693,274,861,706.51/866,402.96
  6. Step 6: Final answer
    x = 800,176.01

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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.