Home / 701,140.80-1,052,402.40-346,555.20

Finding the Fourth Proportional to 701,140.80, 1,052,402.40 and 346,555.20

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Solution

The fourth proportional to 701,140.80, 1,052,402.40 and 346,555.20 is: 520,174.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,140.80 : 1,052,402.40 = 346,555.20 : x
  2. Step 2: Convert to fraction form
    701,140.80/1,052,402.40 = 346,555.20/x
  3. Step 3: Cross multiply
    701,140.80x = 1,052,402.40 × 346,555.20
  4. Step 4: Simplify right side
    701,140.80x = 364,715,524,212.48
  5. Step 5: Solve for x
    x = 364,715,524,212.48/701,140.80
  6. Step 6: Final answer
    x = 520,174.44

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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.