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Finding the Fourth Proportional to 588,354.35, 811,903.43 and 326,693.37

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Solution

The fourth proportional to 588,354.35, 811,903.43 and 326,693.37 is: 450,822.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,354.35 : 811,903.43 = 326,693.37 : x
  2. Step 2: Convert to fraction form
    588,354.35/811,903.43 = 326,693.37/x
  3. Step 3: Cross multiply
    588,354.35x = 811,903.43 × 326,693.37
  4. Step 4: Simplify right side
    588,354.35x = 265,243,466,027.79
  5. Step 5: Solve for x
    x = 265,243,466,027.79/588,354.35
  6. Step 6: Final answer
    x = 450,822.65

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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.