Home / 701,028.80-1,052,234.40-346,443.20

Finding the Fourth Proportional to 701,028.80, 1,052,234.40 and 346,443.20

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Solution

The fourth proportional to 701,028.80, 1,052,234.40 and 346,443.20 is: 520,006.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,028.80 : 1,052,234.40 = 346,443.20 : x
  2. Step 2: Convert to fraction form
    701,028.80/1,052,234.40 = 346,443.20/x
  3. Step 3: Cross multiply
    701,028.80x = 1,052,234.40 × 346,443.20
  4. Step 4: Simplify right side
    701,028.80x = 364,539,452,686.08
  5. Step 5: Solve for x
    x = 364,539,452,686.08/701,028.80
  6. Step 6: Final answer
    x = 520,006.39

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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.