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Finding the Fourth Proportional to 594,833.36, 820,851.72 and 322,888.40

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Solution

The fourth proportional to 594,833.36, 820,851.72 and 322,888.40 is: 445,576.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,833.36 : 820,851.72 = 322,888.40 : x
  2. Step 2: Convert to fraction form
    594,833.36/820,851.72 = 322,888.40/x
  3. Step 3: Cross multiply
    594,833.36x = 820,851.72 × 322,888.40
  4. Step 4: Simplify right side
    594,833.36x = 265,043,498,508.05
  5. Step 5: Solve for x
    x = 265,043,498,508.05/594,833.36
  6. Step 6: Final answer
    x = 445,576.05

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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.