Home / 418,169.21-577,085.31-236,881.08

Finding the Fourth Proportional to 418,169.21, 577,085.31 and 236,881.08

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Solution

The fourth proportional to 418,169.21, 577,085.31 and 236,881.08 is: 326,902.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,169.21 : 577,085.31 = 236,881.08 : x
  2. Step 2: Convert to fraction form
    418,169.21/577,085.31 = 236,881.08/x
  3. Step 3: Cross multiply
    418,169.21x = 577,085.31 × 236,881.08
  4. Step 4: Simplify right side
    418,169.21x = 136,700,590,596.63
  5. Step 5: Solve for x
    x = 136,700,590,596.63/418,169.21
  6. Step 6: Final answer
    x = 326,902.58

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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.