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Finding the Fourth Proportional to 237,973.74, 328,404.26 and 130,544.64

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Solution

The fourth proportional to 237,973.74, 328,404.26 and 130,544.64 is: 180,151.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,973.74 : 328,404.26 = 130,544.64 : x
  2. Step 2: Convert to fraction form
    237,973.74/328,404.26 = 130,544.64/x
  3. Step 3: Cross multiply
    237,973.74x = 328,404.26 × 130,544.64
  4. Step 4: Simplify right side
    237,973.74x = 42,871,415,896.17
  5. Step 5: Solve for x
    x = 42,871,415,896.17/237,973.74
  6. Step 6: Final answer
    x = 180,151.88

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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.