Home / 708,762.80-1,063,144.20-335,514.80

Finding the Fourth Proportional to 708,762.80, 1,063,144.20 and 335,514.80

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Solution

The fourth proportional to 708,762.80, 1,063,144.20 and 335,514.80 is: 503,272.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,762.80 : 1,063,144.20 = 335,514.80 : x
  2. Step 2: Convert to fraction form
    708,762.80/1,063,144.20 = 335,514.80/x
  3. Step 3: Cross multiply
    708,762.80x = 1,063,144.20 × 335,514.80
  4. Step 4: Simplify right side
    708,762.80x = 356,700,613,634.16
  5. Step 5: Solve for x
    x = 356,700,613,634.16/708,762.80
  6. Step 6: Final answer
    x = 503,272.20

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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.