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Finding the Fourth Proportional to 248,860.40, 373,054.11 and 158,649.89

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Solution

The fourth proportional to 248,860.40, 373,054.11 and 158,649.89 is: 237,824.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,860.40 : 373,054.11 = 158,649.89 : x
  2. Step 2: Convert to fraction form
    248,860.40/373,054.11 = 158,649.89/x
  3. Step 3: Cross multiply
    248,860.40x = 373,054.11 × 158,649.89
  4. Step 4: Simplify right side
    248,860.40x = 59,184,993,515.55
  5. Step 5: Solve for x
    x = 59,184,993,515.55/248,860.40
  6. Step 6: Final answer
    x = 237,824.07

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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.