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Finding the Fourth Proportional to 561,168.93, 841,771.33 and 219,598.82

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Solution

The fourth proportional to 561,168.93, 841,771.33 and 219,598.82 is: 329,405.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    561,168.93 : 841,771.33 = 219,598.82 : x
  2. Step 2: Convert to fraction form
    561,168.93/841,771.33 = 219,598.82/x
  3. Step 3: Cross multiply
    561,168.93x = 841,771.33 × 219,598.82
  4. Step 4: Simplify right side
    561,168.93x = 184,851,992,333.26
  5. Step 5: Solve for x
    x = 184,851,992,333.26/561,168.93
  6. Step 6: Final answer
    x = 329,405.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.