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Finding the Fourth Proportional to 291,852, 437,211.54 and 191,708.33

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Solution

The fourth proportional to 291,852, 437,211.54 and 191,708.33 is: 287,190.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,852 : 437,211.54 = 191,708.33 : x
  2. Step 2: Convert to fraction form
    291,852/437,211.54 = 191,708.33/x
  3. Step 3: Cross multiply
    291,852x = 437,211.54 × 191,708.33
  4. Step 4: Simplify right side
    291,852x = 83,817,092,004.07
  5. Step 5: Solve for x
    x = 83,817,092,004.07/291,852
  6. Step 6: Final answer
    x = 287,190.40

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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.