Home / 959,776.78-1,325,091-611,113.96

Finding the Fourth Proportional to 959,776.78, 1,325,091 and 611,113.96

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Solution

The fourth proportional to 959,776.78, 1,325,091 and 611,113.96 is: 843,718.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,776.78 : 1,325,091 = 611,113.96 : x
  2. Step 2: Convert to fraction form
    959,776.78/1,325,091 = 611,113.96/x
  3. Step 3: Cross multiply
    959,776.78x = 1,325,091 × 611,113.96
  4. Step 4: Simplify right side
    959,776.78x = 809,781,608,370.36
  5. Step 5: Solve for x
    x = 809,781,608,370.36/959,776.78
  6. Step 6: Final answer
    x = 843,718.69

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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.