Home / 1,277,500.80-1,762,913.28-704,540.80

Finding the Fourth Proportional to 1,277,500.80, 1,762,913.28 and 704,540.80

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Solution

The fourth proportional to 1,277,500.80, 1,762,913.28 and 704,540.80 is: 972,245.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,277,500.80 : 1,762,913.28 = 704,540.80 : x
  2. Step 2: Convert to fraction form
    1,277,500.80/1,762,913.28 = 704,540.80/x
  3. Step 3: Cross multiply
    1,277,500.80x = 1,762,913.28 × 704,540.80
  4. Step 4: Simplify right side
    1,277,500.80x = 1,242,044,332,621.82
  5. Step 5: Solve for x
    x = 1,242,044,332,621.82/1,277,500.80
  6. Step 6: Final answer
    x = 972,245.44

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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.