Home / 651,288.60-977,072.22-201,999.60

Finding the Fourth Proportional to 651,288.60, 977,072.22 and 201,999.60

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Solution

The fourth proportional to 651,288.60, 977,072.22 and 201,999.60 is: 303,042.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,288.60 : 977,072.22 = 201,999.60 : x
  2. Step 2: Convert to fraction form
    651,288.60/977,072.22 = 201,999.60/x
  3. Step 3: Cross multiply
    651,288.60x = 977,072.22 × 201,999.60
  4. Step 4: Simplify right side
    651,288.60x = 197,368,197,611.11
  5. Step 5: Solve for x
    x = 197,368,197,611.11/651,288.60
  6. Step 6: Final answer
    x = 303,042.61

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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.