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Finding the Fourth Proportional to 193,323.60, 289,985.40 and 173,048.40

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Solution

The fourth proportional to 193,323.60, 289,985.40 and 173,048.40 is: 259,572.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,323.60 : 289,985.40 = 173,048.40 : x
  2. Step 2: Convert to fraction form
    193,323.60/289,985.40 = 173,048.40/x
  3. Step 3: Cross multiply
    193,323.60x = 289,985.40 × 173,048.40
  4. Step 4: Simplify right side
    193,323.60x = 50,181,509,493.36
  5. Step 5: Solve for x
    x = 50,181,509,493.36/193,323.60
  6. Step 6: Final answer
    x = 259,572.60

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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.