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Finding the Fourth Proportional to 467,356.20, 699,558.08 and 366,972.90

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Solution

The fourth proportional to 467,356.20, 699,558.08 and 366,972.90 is: 549,300.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,356.20 : 699,558.08 = 366,972.90 : x
  2. Step 2: Convert to fraction form
    467,356.20/699,558.08 = 366,972.90/x
  3. Step 3: Cross multiply
    467,356.20x = 699,558.08 × 366,972.90
  4. Step 4: Simplify right side
    467,356.20x = 256,718,855,501.17
  5. Step 5: Solve for x
    x = 256,718,855,501.17/467,356.20
  6. Step 6: Final answer
    x = 549,300.20

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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.