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Finding the Fourth Proportional to 295,886.64, 443,848.65 and 125,076.51

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Solution

The fourth proportional to 295,886.64, 443,848.65 and 125,076.51 is: 187,622.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,886.64 : 443,848.65 = 125,076.51 : x
  2. Step 2: Convert to fraction form
    295,886.64/443,848.65 = 125,076.51/x
  3. Step 3: Cross multiply
    295,886.64x = 443,848.65 × 125,076.51
  4. Step 4: Simplify right side
    295,886.64x = 55,515,037,265.59
  5. Step 5: Solve for x
    x = 55,515,037,265.59/295,886.64
  6. Step 6: Final answer
    x = 187,622.66

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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.