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Finding the Fourth Proportional to 652,282.04, 978,515.35 and 203,048.30

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Solution

The fourth proportional to 652,282.04, 978,515.35 and 203,048.30 is: 304,601.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,282.04 : 978,515.35 = 203,048.30 : x
  2. Step 2: Convert to fraction form
    652,282.04/978,515.35 = 203,048.30/x
  3. Step 3: Cross multiply
    652,282.04x = 978,515.35 × 203,048.30
  4. Step 4: Simplify right side
    652,282.04x = 198,685,880,280.07
  5. Step 5: Solve for x
    x = 198,685,880,280.07/652,282.04
  6. Step 6: Final answer
    x = 304,601.18

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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.