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Finding the Fourth Proportional to 353,472.27, 527,807.03 and 343,895.03

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Solution

The fourth proportional to 353,472.27, 527,807.03 and 343,895.03 is: 513,506.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,472.27 : 527,807.03 = 343,895.03 : x
  2. Step 2: Convert to fraction form
    353,472.27/527,807.03 = 343,895.03/x
  3. Step 3: Cross multiply
    353,472.27x = 527,807.03 × 343,895.03
  4. Step 4: Simplify right side
    353,472.27x = 181,510,214,416.06
  5. Step 5: Solve for x
    x = 181,510,214,416.06/353,472.27
  6. Step 6: Final answer
    x = 513,506.23

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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.