Home / 715,610.99-1,071,875.03-335,962.82

Finding the Fourth Proportional to 715,610.99, 1,071,875.03 and 335,962.82

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Solution

The fourth proportional to 715,610.99, 1,071,875.03 and 335,962.82 is: 503,220.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,610.99 : 1,071,875.03 = 335,962.82 : x
  2. Step 2: Convert to fraction form
    715,610.99/1,071,875.03 = 335,962.82/x
  3. Step 3: Cross multiply
    715,610.99x = 1,071,875.03 × 335,962.82
  4. Step 4: Simplify right side
    715,610.99x = 360,110,158,766.26
  5. Step 5: Solve for x
    x = 360,110,158,766.26/715,610.99
  6. Step 6: Final answer
    x = 503,220.56

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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.