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Finding the Fourth Proportional to 447,892.77, 618,092.02 and 246,688.77

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Solution

The fourth proportional to 447,892.77, 618,092.02 and 246,688.77 is: 340,430.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,892.77 : 618,092.02 = 246,688.77 : x
  2. Step 2: Convert to fraction form
    447,892.77/618,092.02 = 246,688.77/x
  3. Step 3: Cross multiply
    447,892.77x = 618,092.02 × 246,688.77
  4. Step 4: Simplify right side
    447,892.77x = 152,476,360,160.62
  5. Step 5: Solve for x
    x = 152,476,360,160.62/447,892.77
  6. Step 6: Final answer
    x = 340,430.50

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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.