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Finding the Fourth Proportional to 619,901.32, 929,852 and 245,924.32

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Solution

The fourth proportional to 619,901.32, 929,852 and 245,924.32 is: 368,886.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,901.32 : 929,852 = 245,924.32 : x
  2. Step 2: Convert to fraction form
    619,901.32/929,852 = 245,924.32/x
  3. Step 3: Cross multiply
    619,901.32x = 929,852 × 245,924.32
  4. Step 4: Simplify right side
    619,901.32x = 228,673,220,800.64
  5. Step 5: Solve for x
    x = 228,673,220,800.64/619,901.32
  6. Step 6: Final answer
    x = 368,886.49

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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.