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Finding the Fourth Proportional to 594,541.08, 820,351.80 and 353,037.96

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Solution

The fourth proportional to 594,541.08, 820,351.80 and 353,037.96 is: 487,124.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,541.08 : 820,351.80 = 353,037.96 : x
  2. Step 2: Convert to fraction form
    594,541.08/820,351.80 = 353,037.96/x
  3. Step 3: Cross multiply
    594,541.08x = 820,351.80 × 353,037.96
  4. Step 4: Simplify right side
    594,541.08x = 289,615,325,954.33
  5. Step 5: Solve for x
    x = 289,615,325,954.33/594,541.08
  6. Step 6: Final answer
    x = 487,124.16

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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.