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Finding the Fourth Proportional to 216,331.44, 298,543.44 and 119,541.54

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Solution

The fourth proportional to 216,331.44, 298,543.44 and 119,541.54 is: 164,970.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,331.44 : 298,543.44 = 119,541.54 : x
  2. Step 2: Convert to fraction form
    216,331.44/298,543.44 = 119,541.54/x
  3. Step 3: Cross multiply
    216,331.44x = 298,543.44 × 119,541.54
  4. Step 4: Simplify right side
    216,331.44x = 35,688,342,574.50
  5. Step 5: Solve for x
    x = 35,688,342,574.50/216,331.44
  6. Step 6: Final answer
    x = 164,970.67

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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.