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Finding the Fourth Proportional to 431,666.07, 595,706.58 and 238,096.02

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Solution

The fourth proportional to 431,666.07, 595,706.58 and 238,096.02 is: 328,576.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,666.07 : 595,706.58 = 238,096.02 : x
  2. Step 2: Convert to fraction form
    431,666.07/595,706.58 = 238,096.02/x
  3. Step 3: Cross multiply
    431,666.07x = 595,706.58 × 238,096.02
  4. Step 4: Simplify right side
    431,666.07x = 141,835,365,785.81
  5. Step 5: Solve for x
    x = 141,835,365,785.81/431,666.07
  6. Step 6: Final answer
    x = 328,576.59

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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.