Home / 418,182.77-576,965.08-236,865.89

Finding the Fourth Proportional to 418,182.77, 576,965.08 and 236,865.89

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Solution

The fourth proportional to 418,182.77, 576,965.08 and 236,865.89 is: 326,802.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,182.77 : 576,965.08 = 236,865.89 : x
  2. Step 2: Convert to fraction form
    418,182.77/576,965.08 = 236,865.89/x
  3. Step 3: Cross multiply
    418,182.77x = 576,965.08 × 236,865.89
  4. Step 4: Simplify right side
    418,182.77x = 136,663,347,173.12
  5. Step 5: Solve for x
    x = 136,663,347,173.12/418,182.77
  6. Step 6: Final answer
    x = 326,802.91

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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.