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Finding the Fourth Proportional to 474,617.24, 654,938.88 and 270,676.74

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Solution

The fourth proportional to 474,617.24, 654,938.88 and 270,676.74 is: 373,515.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,617.24 : 654,938.88 = 270,676.74 : x
  2. Step 2: Convert to fraction form
    474,617.24/654,938.88 = 270,676.74/x
  3. Step 3: Cross multiply
    474,617.24x = 654,938.88 × 270,676.74
  4. Step 4: Simplify right side
    474,617.24x = 177,276,720,937.65
  5. Step 5: Solve for x
    x = 177,276,720,937.65/474,617.24
  6. Step 6: Final answer
    x = 373,515.14

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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.