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Finding the Fourth Proportional to 348,504.04, 480,935.64 and 197,601.04

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Solution

The fourth proportional to 348,504.04, 480,935.64 and 197,601.04 is: 272,689.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,504.04 : 480,935.64 = 197,601.04 : x
  2. Step 2: Convert to fraction form
    348,504.04/480,935.64 = 197,601.04/x
  3. Step 3: Cross multiply
    348,504.04x = 480,935.64 × 197,601.04
  4. Step 4: Simplify right side
    348,504.04x = 95,033,382,637.07
  5. Step 5: Solve for x
    x = 95,033,382,637.07/348,504.04
  6. Step 6: Final answer
    x = 272,689.47

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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.