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Finding the Fourth Proportional to 341,341.62, 511,993.25 and 104,683.65

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Solution

The fourth proportional to 341,341.62, 511,993.25 and 104,683.65 is: 157,019.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,341.62 : 511,993.25 = 104,683.65 : x
  2. Step 2: Convert to fraction form
    341,341.62/511,993.25 = 104,683.65/x
  3. Step 3: Cross multiply
    341,341.62x = 511,993.25 × 104,683.65
  4. Step 4: Simplify right side
    341,341.62x = 53,597,319,625.40
  5. Step 5: Solve for x
    x = 53,597,319,625.40/341,341.62
  6. Step 6: Final answer
    x = 157,019.59

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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.