Home / 658,106.30-987,219.69-184,788.47

Finding the Fourth Proportional to 658,106.30, 987,219.69 and 184,788.47

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Solution

The fourth proportional to 658,106.30, 987,219.69 and 184,788.47 is: 277,199.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,106.30 : 987,219.69 = 184,788.47 : x
  2. Step 2: Convert to fraction form
    658,106.30/987,219.69 = 184,788.47/x
  3. Step 3: Cross multiply
    658,106.30x = 987,219.69 × 184,788.47
  4. Step 4: Simplify right side
    658,106.30x = 182,426,813,138.95
  5. Step 5: Solve for x
    x = 182,426,813,138.95/658,106.30
  6. Step 6: Final answer
    x = 277,199.62

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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.