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Finding the Fourth Proportional to 366,654.42, 505,036.62 and 259,037.64

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Solution

The fourth proportional to 366,654.42, 505,036.62 and 259,037.64 is: 356,803.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,654.42 : 505,036.62 = 259,037.64 : x
  2. Step 2: Convert to fraction form
    366,654.42/505,036.62 = 259,037.64/x
  3. Step 3: Cross multiply
    366,654.42x = 505,036.62 × 259,037.64
  4. Step 4: Simplify right side
    366,654.42x = 130,823,494,158.38
  5. Step 5: Solve for x
    x = 130,823,494,158.38/366,654.42
  6. Step 6: Final answer
    x = 356,803.26

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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.