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Finding the Fourth Proportional to 596,781.64, 823,558.64 and 328,509.64

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Solution

The fourth proportional to 596,781.64, 823,558.64 and 328,509.64 is: 453,343.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    596,781.64 : 823,558.64 = 328,509.64 : x
  2. Step 2: Convert to fraction form
    596,781.64/823,558.64 = 328,509.64/x
  3. Step 3: Cross multiply
    596,781.64x = 823,558.64 × 328,509.64
  4. Step 4: Simplify right side
    596,781.64x = 270,546,952,345.29
  5. Step 5: Solve for x
    x = 270,546,952,345.29/596,781.64
  6. Step 6: Final answer
    x = 453,343.29

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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.