Home / 707,007.20-1,059,344.40-351,255.20

Finding the Fourth Proportional to 707,007.20, 1,059,344.40 and 351,255.20

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Solution

The fourth proportional to 707,007.20, 1,059,344.40 and 351,255.20 is: 526,303.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,007.20 : 1,059,344.40 = 351,255.20 : x
  2. Step 2: Convert to fraction form
    707,007.20/1,059,344.40 = 351,255.20/x
  3. Step 3: Cross multiply
    707,007.20x = 1,059,344.40 × 351,255.20
  4. Step 4: Simplify right side
    707,007.20x = 372,100,229,090.88
  5. Step 5: Solve for x
    x = 372,100,229,090.88/707,007.20
  6. Step 6: Final answer
    x = 526,303.31

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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.