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Finding the Fourth Proportional to 603,425.88, 832,635.24 and 348,727.92

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Solution

The fourth proportional to 603,425.88, 832,635.24 and 348,727.92 is: 481,191.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,425.88 : 832,635.24 = 348,727.92 : x
  2. Step 2: Convert to fraction form
    603,425.88/832,635.24 = 348,727.92/x
  3. Step 3: Cross multiply
    603,425.88x = 832,635.24 × 348,727.92
  4. Step 4: Simplify right side
    603,425.88x = 290,363,155,363.90
  5. Step 5: Solve for x
    x = 290,363,155,363.90/603,425.88
  6. Step 6: Final answer
    x = 481,191.09

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1.5x scale

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.