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Finding the Fourth Proportional to 594,569.08, 820,162.20 and 379,466.72

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Solution

The fourth proportional to 594,569.08, 820,162.20 and 379,466.72 is: 523,445.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,569.08 : 820,162.20 = 379,466.72 : x
  2. Step 2: Convert to fraction form
    594,569.08/820,162.20 = 379,466.72/x
  3. Step 3: Cross multiply
    594,569.08x = 820,162.20 × 379,466.72
  4. Step 4: Simplify right side
    594,569.08x = 311,224,259,901.98
  5. Step 5: Solve for x
    x = 311,224,259,901.98/594,569.08
  6. Step 6: Final answer
    x = 523,445.08

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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.