Home / 701,062.80-1,052,285.40-346,477.20

Finding the Fourth Proportional to 701,062.80, 1,052,285.40 and 346,477.20

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Solution

The fourth proportional to 701,062.80, 1,052,285.40 and 346,477.20 is: 520,057.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,062.80 : 1,052,285.40 = 346,477.20 : x
  2. Step 2: Convert to fraction form
    701,062.80/1,052,285.40 = 346,477.20/x
  3. Step 3: Cross multiply
    701,062.80x = 1,052,285.40 × 346,477.20
  4. Step 4: Simplify right side
    701,062.80x = 364,592,898,992.88
  5. Step 5: Solve for x
    x = 364,592,898,992.88/701,062.80
  6. Step 6: Final answer
    x = 520,057.40

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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.