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Finding the Fourth Proportional to 240,097.50, 360,200.94 and 82,316.40

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Solution

The fourth proportional to 240,097.50, 360,200.94 and 82,316.40 is: 123,493.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,097.50 : 360,200.94 = 82,316.40 : x
  2. Step 2: Convert to fraction form
    240,097.50/360,200.94 = 82,316.40/x
  3. Step 3: Cross multiply
    240,097.50x = 360,200.94 × 82,316.40
  4. Step 4: Simplify right side
    240,097.50x = 29,650,444,657.42
  5. Step 5: Solve for x
    x = 29,650,444,657.42/240,097.50
  6. Step 6: Final answer
    x = 123,493.35

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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.