Home / 619,048.64-928,594.96-198,269.84

Finding the Fourth Proportional to 619,048.64, 928,594.96 and 198,269.84

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Solution

The fourth proportional to 619,048.64, 928,594.96 and 198,269.84 is: 297,411.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,048.64 : 928,594.96 = 198,269.84 : x
  2. Step 2: Convert to fraction form
    619,048.64/928,594.96 = 198,269.84/x
  3. Step 3: Cross multiply
    619,048.64x = 928,594.96 × 198,269.84
  4. Step 4: Simplify right side
    619,048.64x = 184,112,374,144.01
  5. Step 5: Solve for x
    x = 184,112,374,144.01/619,048.64
  6. Step 6: Final answer
    x = 297,411.81

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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.