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Finding the Fourth Proportional to 512,086.02, 767,883.64 and 241,989.36

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Solution

The fourth proportional to 512,086.02, 767,883.64 and 241,989.36 is: 362,868.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    512,086.02 : 767,883.64 = 241,989.36 : x
  2. Step 2: Convert to fraction form
    512,086.02/767,883.64 = 241,989.36/x
  3. Step 3: Cross multiply
    512,086.02x = 767,883.64 × 241,989.36
  4. Step 4: Simplify right side
    512,086.02x = 185,819,670,598.07
  5. Step 5: Solve for x
    x = 185,819,670,598.07/512,086.02
  6. Step 6: Final answer
    x = 362,868.08

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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.