Home / 369,939.42-510,516.36-200,173.50

Finding the Fourth Proportional to 369,939.42, 510,516.36 and 200,173.50

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Solution

The fourth proportional to 369,939.42, 510,516.36 and 200,173.50 is: 276,239.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,939.42 : 510,516.36 = 200,173.50 : x
  2. Step 2: Convert to fraction form
    369,939.42/510,516.36 = 200,173.50/x
  3. Step 3: Cross multiply
    369,939.42x = 510,516.36 × 200,173.50
  4. Step 4: Simplify right side
    369,939.42x = 102,191,846,588.46
  5. Step 5: Solve for x
    x = 102,191,846,588.46/369,939.42
  6. Step 6: Final answer
    x = 276,239.41

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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.