Home / 443,983.51-665,917.53-177,746.64

Finding the Fourth Proportional to 443,983.51, 665,917.53 and 177,746.64

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Solution

The fourth proportional to 443,983.51, 665,917.53 and 177,746.64 is: 266,596.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,983.51 : 665,917.53 = 177,746.64 : x
  2. Step 2: Convert to fraction form
    443,983.51/665,917.53 = 177,746.64/x
  3. Step 3: Cross multiply
    443,983.51x = 665,917.53 × 177,746.64
  4. Step 4: Simplify right side
    443,983.51x = 118,364,603,474.60
  5. Step 5: Solve for x
    x = 118,364,603,474.60/443,983.51
  6. Step 6: Final answer
    x = 266,596.85

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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.