Home / 708,627.42-1,062,379.80-353,458.62

Finding the Fourth Proportional to 708,627.42, 1,062,379.80 and 353,458.62

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Solution

The fourth proportional to 708,627.42, 1,062,379.80 and 353,458.62 is: 529,907.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,627.42 : 1,062,379.80 = 353,458.62 : x
  2. Step 2: Convert to fraction form
    708,627.42/1,062,379.80 = 353,458.62/x
  3. Step 3: Cross multiply
    708,627.42x = 1,062,379.80 × 353,458.62
  4. Step 4: Simplify right side
    708,627.42x = 375,507,298,023.88
  5. Step 5: Solve for x
    x = 375,507,298,023.88/708,627.42
  6. Step 6: Final answer
    x = 529,907.94

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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.