Home / 665,235.64-997,852.38-191,923.48

Finding the Fourth Proportional to 665,235.64, 997,852.38 and 191,923.48

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Solution

The fourth proportional to 665,235.64, 997,852.38 and 191,923.48 is: 287,884.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    665,235.64 : 997,852.38 = 191,923.48 : x
  2. Step 2: Convert to fraction form
    665,235.64/997,852.38 = 191,923.48/x
  3. Step 3: Cross multiply
    665,235.64x = 997,852.38 × 191,923.48
  4. Step 4: Simplify right side
    665,235.64x = 191,511,301,295.88
  5. Step 5: Solve for x
    x = 191,511,301,295.88/665,235.64
  6. Step 6: Final answer
    x = 287,884.91

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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.