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Finding the Fourth Proportional to 262,455.83, 362,200.53 and 147,741.89

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Solution

The fourth proportional to 262,455.83, 362,200.53 and 147,741.89 is: 203,890.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,455.83 : 362,200.53 = 147,741.89 : x
  2. Step 2: Convert to fraction form
    262,455.83/362,200.53 = 147,741.89/x
  3. Step 3: Cross multiply
    262,455.83x = 362,200.53 × 147,741.89
  4. Step 4: Simplify right side
    262,455.83x = 53,512,190,861.20
  5. Step 5: Solve for x
    x = 53,512,190,861.20/262,455.83
  6. Step 6: Final answer
    x = 203,890.27

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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.