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Finding the Fourth Proportional to 200,482.63, 300,751.58 and 67,373.20

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Solution

The fourth proportional to 200,482.63, 300,751.58 and 67,373.20 is: 101,069.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,482.63 : 300,751.58 = 67,373.20 : x
  2. Step 2: Convert to fraction form
    200,482.63/300,751.58 = 67,373.20/x
  3. Step 3: Cross multiply
    200,482.63x = 300,751.58 × 67,373.20
  4. Step 4: Simplify right side
    200,482.63x = 20,262,596,894.03
  5. Step 5: Solve for x
    x = 20,262,596,894.03/200,482.63
  6. Step 6: Final answer
    x = 101,069.09

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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.