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Finding the Fourth Proportional to 698,501.36, 964,047.84 and 412,091.84

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Solution

The fourth proportional to 698,501.36, 964,047.84 and 412,091.84 is: 568,755.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,501.36 : 964,047.84 = 412,091.84 : x
  2. Step 2: Convert to fraction form
    698,501.36/964,047.84 = 412,091.84/x
  3. Step 3: Cross multiply
    698,501.36x = 964,047.84 × 412,091.84
  4. Step 4: Simplify right side
    698,501.36x = 397,276,248,233.63
  5. Step 5: Solve for x
    x = 397,276,248,233.63/698,501.36
  6. Step 6: Final answer
    x = 568,755.15

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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.