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Finding the Fourth Proportional to 437,498.51, 603,748.15 and 236,294.51

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Solution

The fourth proportional to 437,498.51, 603,748.15 and 236,294.51 is: 326,086.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,498.51 : 603,748.15 = 236,294.51 : x
  2. Step 2: Convert to fraction form
    437,498.51/603,748.15 = 236,294.51/x
  3. Step 3: Cross multiply
    437,498.51x = 603,748.15 × 236,294.51
  4. Step 4: Simplify right side
    437,498.51x = 142,662,374,186.29
  5. Step 5: Solve for x
    x = 142,662,374,186.29/437,498.51
  6. Step 6: Final answer
    x = 326,086.54

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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.