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Finding the Fourth Proportional to 271,347.69, 407,083.55 and 93,854.55

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Solution

The fourth proportional to 271,347.69, 407,083.55 and 93,854.55 is: 140,803.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,347.69 : 407,083.55 = 93,854.55 : x
  2. Step 2: Convert to fraction form
    271,347.69/407,083.55 = 93,854.55/x
  3. Step 3: Cross multiply
    271,347.69x = 407,083.55 × 93,854.55
  4. Step 4: Simplify right side
    271,347.69x = 38,206,642,928.38
  5. Step 5: Solve for x
    x = 38,206,642,928.38/271,347.69
  6. Step 6: Final answer
    x = 140,803.27

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1.5x scale

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.