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Finding the Fourth Proportional to 262,518.98, 393,860.18 and 94,040.75

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Solution

The fourth proportional to 262,518.98, 393,860.18 and 94,040.75 is: 141,090.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,518.98 : 393,860.18 = 94,040.75 : x
  2. Step 2: Convert to fraction form
    262,518.98/393,860.18 = 94,040.75/x
  3. Step 3: Cross multiply
    262,518.98x = 393,860.18 × 94,040.75
  4. Step 4: Simplify right side
    262,518.98x = 37,038,904,282.83
  5. Step 5: Solve for x
    x = 37,038,904,282.83/262,518.98
  6. Step 6: Final answer
    x = 141,090.39

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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.