Home / 768,004.80-1,152,007.20-527,467.20

Finding the Fourth Proportional to 768,004.80, 1,152,007.20 and 527,467.20

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Solution

The fourth proportional to 768,004.80, 1,152,007.20 and 527,467.20 is: 791,200.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,004.80 : 1,152,007.20 = 527,467.20 : x
  2. Step 2: Convert to fraction form
    768,004.80/1,152,007.20 = 527,467.20/x
  3. Step 3: Cross multiply
    768,004.80x = 1,152,007.20 × 527,467.20
  4. Step 4: Simplify right side
    768,004.80x = 607,646,012,163.84
  5. Step 5: Solve for x
    x = 607,646,012,163.84/768,004.80
  6. Step 6: Final answer
    x = 791,200.80

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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.