Home / 828,560.51-1,236,791.96-710,987.39

Finding the Fourth Proportional to 828,560.51, 1,236,791.96 and 710,987.39

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Solution

The fourth proportional to 828,560.51, 1,236,791.96 and 710,987.39 is: 1,061,290.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,560.51 : 1,236,791.96 = 710,987.39 : x
  2. Step 2: Convert to fraction form
    828,560.51/1,236,791.96 = 710,987.39/x
  3. Step 3: Cross multiply
    828,560.51x = 1,236,791.96 × 710,987.39
  4. Step 4: Simplify right side
    828,560.51x = 879,343,483,206.89
  5. Step 5: Solve for x
    x = 879,343,483,206.89/828,560.51
  6. Step 6: Final answer
    x = 1,061,290.61

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.