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Finding the Fourth Proportional to 440,003.72, 607,154.94 and 246,384.51

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Solution

The fourth proportional to 440,003.72, 607,154.94 and 246,384.51 is: 339,982.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,003.72 : 607,154.94 = 246,384.51 : x
  2. Step 2: Convert to fraction form
    440,003.72/607,154.94 = 246,384.51/x
  3. Step 3: Cross multiply
    440,003.72x = 607,154.94 × 246,384.51
  4. Step 4: Simplify right side
    440,003.72x = 149,593,573,309.92
  5. Step 5: Solve for x
    x = 149,593,573,309.92/440,003.72
  6. Step 6: Final answer
    x = 339,982.52

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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.