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Finding the Fourth Proportional to 201,230.10, 301,845.15 and 151,038.45

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Solution

The fourth proportional to 201,230.10, 301,845.15 and 151,038.45 is: 226,557.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,230.10 : 301,845.15 = 151,038.45 : x
  2. Step 2: Convert to fraction form
    201,230.10/301,845.15 = 151,038.45/x
  3. Step 3: Cross multiply
    201,230.10x = 301,845.15 × 151,038.45
  4. Step 4: Simplify right side
    201,230.10x = 45,590,223,596.02
  5. Step 5: Solve for x
    x = 45,590,223,596.02/201,230.10
  6. Step 6: Final answer
    x = 226,557.68

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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.