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Finding the Fourth Proportional to 594,480.50, 820,372.75 and 361,823.34

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Solution

The fourth proportional to 594,480.50, 820,372.75 and 361,823.34 is: 499,309.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,480.50 : 820,372.75 = 361,823.34 : x
  2. Step 2: Convert to fraction form
    594,480.50/820,372.75 = 361,823.34/x
  3. Step 3: Cross multiply
    594,480.50x = 820,372.75 × 361,823.34
  4. Step 4: Simplify right side
    594,480.50x = 296,830,011,639.45
  5. Step 5: Solve for x
    x = 296,830,011,639.45/594,480.50
  6. Step 6: Final answer
    x = 499,309.92

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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.