Home / 417,958.07-576,958.69-282,175.93

Finding the Fourth Proportional to 417,958.07, 576,958.69 and 282,175.93

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Solution

The fourth proportional to 417,958.07, 576,958.69 and 282,175.93 is: 389,521.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,958.07 : 576,958.69 = 282,175.93 : x
  2. Step 2: Convert to fraction form
    417,958.07/576,958.69 = 282,175.93/x
  3. Step 3: Cross multiply
    417,958.07x = 576,958.69 × 282,175.93
  4. Step 4: Simplify right side
    417,958.07x = 162,803,854,922.33
  5. Step 5: Solve for x
    x = 162,803,854,922.33/417,958.07
  6. Step 6: Final answer
    x = 389,521.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.