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Finding the Fourth Proportional to 512,088, 767,886.64 and 241,991.36

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Solution

The fourth proportional to 512,088, 767,886.64 and 241,991.36 is: 362,871.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    512,088 : 767,886.64 = 241,991.36 : x
  2. Step 2: Convert to fraction form
    512,088/767,886.64 = 241,991.36/x
  3. Step 3: Cross multiply
    512,088x = 767,886.64 × 241,991.36
  4. Step 4: Simplify right side
    512,088x = 185,821,932,339.43
  5. Step 5: Solve for x
    x = 185,821,932,339.43/512,088
  6. Step 6: Final answer
    x = 362,871.09

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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.