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Finding the Fourth Proportional to 250,445.54, 375,527.88 and 108,202.05

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Solution

The fourth proportional to 250,445.54, 375,527.88 and 108,202.05 is: 162,242.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,445.54 : 375,527.88 = 108,202.05 : x
  2. Step 2: Convert to fraction form
    250,445.54/375,527.88 = 108,202.05/x
  3. Step 3: Cross multiply
    250,445.54x = 375,527.88 × 108,202.05
  4. Step 4: Simplify right side
    250,445.54x = 40,632,886,448.15
  5. Step 5: Solve for x
    x = 40,632,886,448.15/250,445.54
  6. Step 6: Final answer
    x = 162,242.40

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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.