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Finding the Fourth Proportional to 177,245.64, 265,790.28 and 64,896.60

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Solution

The fourth proportional to 177,245.64, 265,790.28 and 64,896.60 is: 97,316.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,245.64 : 265,790.28 = 64,896.60 : x
  2. Step 2: Convert to fraction form
    177,245.64/265,790.28 = 64,896.60/x
  3. Step 3: Cross multiply
    177,245.64x = 265,790.28 × 64,896.60
  4. Step 4: Simplify right side
    177,245.64x = 17,248,885,485.05
  5. Step 5: Solve for x
    x = 17,248,885,485.05/177,245.64
  6. Step 6: Final answer
    x = 97,316.28

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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.