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Finding the Fourth Proportional to 235,774.95, 324,749.61 and 181,222.80

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Solution

The fourth proportional to 235,774.95, 324,749.61 and 181,222.80 is: 249,611.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,774.95 : 324,749.61 = 181,222.80 : x
  2. Step 2: Convert to fraction form
    235,774.95/324,749.61 = 181,222.80/x
  3. Step 3: Cross multiply
    235,774.95x = 324,749.61 × 181,222.80
  4. Step 4: Simplify right side
    235,774.95x = 58,852,033,623.11
  5. Step 5: Solve for x
    x = 58,852,033,623.11/235,774.95
  6. Step 6: Final answer
    x = 249,611.05

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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.