Home / 371,778.84-556,919.82-171,823.86

Finding the Fourth Proportional to 371,778.84, 556,919.82 and 171,823.86

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Solution

The fourth proportional to 371,778.84, 556,919.82 and 171,823.86 is: 257,389.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,778.84 : 556,919.82 = 171,823.86 : x
  2. Step 2: Convert to fraction form
    371,778.84/556,919.82 = 171,823.86/x
  3. Step 3: Cross multiply
    371,778.84x = 556,919.82 × 171,823.86
  4. Step 4: Simplify right side
    371,778.84x = 95,692,113,182.91
  5. Step 5: Solve for x
    x = 95,692,113,182.91/371,778.84
  6. Step 6: Final answer
    x = 257,389.89

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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.