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Finding the Fourth Proportional to 601,463.80, 830,020.03 and 329,542.00

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Solution

The fourth proportional to 601,463.80, 830,020.03 and 329,542.00 is: 454,767.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,463.80 : 830,020.03 = 329,542.00 : x
  2. Step 2: Convert to fraction form
    601,463.80/830,020.03 = 329,542.00/x
  3. Step 3: Cross multiply
    601,463.80x = 830,020.03 × 329,542.00
  4. Step 4: Simplify right side
    601,463.80x = 273,526,457,827.36
  5. Step 5: Solve for x
    x = 273,526,457,827.36/601,463.80
  6. Step 6: Final answer
    x = 454,767.95

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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.