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Finding the Fourth Proportional to 846,553.77, 1,167,911.63 and 483,783

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Solution

The fourth proportional to 846,553.77, 1,167,911.63 and 483,783 is: 667,430.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,553.77 : 1,167,911.63 = 483,783 : x
  2. Step 2: Convert to fraction form
    846,553.77/1,167,911.63 = 483,783/x
  3. Step 3: Cross multiply
    846,553.77x = 1,167,911.63 × 483,783
  4. Step 4: Simplify right side
    846,553.77x = 565,015,789,677.38
  5. Step 5: Solve for x
    x = 565,015,789,677.38/846,553.77
  6. Step 6: Final answer
    x = 667,430.48

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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.