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Finding the Fourth Proportional to 638,100.64, 957,303.66 and 182,698.21

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Solution

The fourth proportional to 638,100.64, 957,303.66 and 182,698.21 is: 274,091.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    638,100.64 : 957,303.66 = 182,698.21 : x
  2. Step 2: Convert to fraction form
    638,100.64/957,303.66 = 182,698.21/x
  3. Step 3: Cross multiply
    638,100.64x = 957,303.66 × 182,698.21
  4. Step 4: Simplify right side
    638,100.64x = 174,897,665,108.45
  5. Step 5: Solve for x
    x = 174,897,665,108.45/638,100.64
  6. Step 6: Final answer
    x = 274,091.04

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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.