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Finding the Fourth Proportional to 602,022.53, 903,127.14 and 202,632.18

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Solution

The fourth proportional to 602,022.53, 903,127.14 and 202,632.18 is: 303,979.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,022.53 : 903,127.14 = 202,632.18 : x
  2. Step 2: Convert to fraction form
    602,022.53/903,127.14 = 202,632.18/x
  3. Step 3: Cross multiply
    602,022.53x = 903,127.14 × 202,632.18
  4. Step 4: Simplify right side
    602,022.53x = 183,002,621,195.37
  5. Step 5: Solve for x
    x = 183,002,621,195.37/602,022.53
  6. Step 6: Final answer
    x = 303,979.69

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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.