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Finding the Fourth Proportional to 336,993.84, 465,050.88 and 193,781.52

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Solution

The fourth proportional to 336,993.84, 465,050.88 and 193,781.52 is: 267,418.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,993.84 : 465,050.88 = 193,781.52 : x
  2. Step 2: Convert to fraction form
    336,993.84/465,050.88 = 193,781.52/x
  3. Step 3: Cross multiply
    336,993.84x = 465,050.88 × 193,781.52
  4. Step 4: Simplify right side
    336,993.84x = 90,118,266,403.74
  5. Step 5: Solve for x
    x = 90,118,266,403.74/336,993.84
  6. Step 6: Final answer
    x = 267,418.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.