Home / 767,110.80-1,150,666.20-692,461.20

Finding the Fourth Proportional to 767,110.80, 1,150,666.20 and 692,461.20

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Solution

The fourth proportional to 767,110.80, 1,150,666.20 and 692,461.20 is: 1,038,691.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,110.80 : 1,150,666.20 = 692,461.20 : x
  2. Step 2: Convert to fraction form
    767,110.80/1,150,666.20 = 692,461.20/x
  3. Step 3: Cross multiply
    767,110.80x = 1,150,666.20 × 692,461.20
  4. Step 4: Simplify right side
    767,110.80x = 796,791,697,651.44
  5. Step 5: Solve for x
    x = 796,791,697,651.44/767,110.80
  6. Step 6: Final answer
    x = 1,038,691.80

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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.