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Finding the Fourth Proportional to 295,701.89, 443,868.63 and 127,305.73

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Solution

The fourth proportional to 295,701.89, 443,868.63 and 127,305.73 is: 191,094.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,701.89 : 443,868.63 = 127,305.73 : x
  2. Step 2: Convert to fraction form
    295,701.89/443,868.63 = 127,305.73/x
  3. Step 3: Cross multiply
    295,701.89x = 443,868.63 × 127,305.73
  4. Step 4: Simplify right side
    295,701.89x = 56,507,018,621.07
  5. Step 5: Solve for x
    x = 56,507,018,621.07/295,701.89
  6. Step 6: Final answer
    x = 191,094.55

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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.