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Finding the Fourth Proportional to 354,130.42, 531,361.41 and 176,651.14

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Solution

The fourth proportional to 354,130.42, 531,361.41 and 176,651.14 is: 265,059.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,130.42 : 531,361.41 = 176,651.14 : x
  2. Step 2: Convert to fraction form
    354,130.42/531,361.41 = 176,651.14/x
  3. Step 3: Cross multiply
    354,130.42x = 531,361.41 × 176,651.14
  4. Step 4: Simplify right side
    354,130.42x = 93,865,598,828.51
  5. Step 5: Solve for x
    x = 93,865,598,828.51/354,130.42
  6. Step 6: Final answer
    x = 265,059.41

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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.