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Finding the Fourth Proportional to 611,114.60, 916,902.30 and 295,850.60

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Solution

The fourth proportional to 611,114.60, 916,902.30 and 295,850.60 is: 443,887.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    611,114.60 : 916,902.30 = 295,850.60 : x
  2. Step 2: Convert to fraction form
    611,114.60/916,902.30 = 295,850.60/x
  3. Step 3: Cross multiply
    611,114.60x = 916,902.30 × 295,850.60
  4. Step 4: Simplify right side
    611,114.60x = 271,266,095,596.38
  5. Step 5: Solve for x
    x = 271,266,095,596.38/611,114.60
  6. Step 6: Final answer
    x = 443,887.44

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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.