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Finding the Fourth Proportional to 30,304.49, 45,463.89 and 9,527.99

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Solution

The fourth proportional to 30,304.49, 45,463.89 and 9,527.99 is: 14,294.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,304.49 : 45,463.89 = 9,527.99 : x
  2. Step 2: Convert to fraction form
    30,304.49/45,463.89 = 9,527.99/x
  3. Step 3: Cross multiply
    30,304.49x = 45,463.89 × 9,527.99
  4. Step 4: Simplify right side
    30,304.49x = 433,179,489.28
  5. Step 5: Solve for x
    x = 433,179,489.28/30,304.49
  6. Step 6: Final answer
    x = 14,294.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.