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Finding the Fourth Proportional to 488,125.70, 673,694.07 and 335,038.13

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Solution

The fourth proportional to 488,125.70, 673,694.07 and 335,038.13 is: 462,407.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,125.70 : 673,694.07 = 335,038.13 : x
  2. Step 2: Convert to fraction form
    488,125.70/673,694.07 = 335,038.13/x
  3. Step 3: Cross multiply
    488,125.70x = 673,694.07 × 335,038.13
  4. Step 4: Simplify right side
    488,125.70x = 225,713,201,404.89
  5. Step 5: Solve for x
    x = 225,713,201,404.89/488,125.70
  6. Step 6: Final answer
    x = 462,407.94

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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.