Home / 531,516.71-797,436.03-189,915.41

Finding the Fourth Proportional to 531,516.71, 797,436.03 and 189,915.41

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Solution

The fourth proportional to 531,516.71, 797,436.03 and 189,915.41 is: 284,930.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,516.71 : 797,436.03 = 189,915.41 : x
  2. Step 2: Convert to fraction form
    531,516.71/797,436.03 = 189,915.41/x
  3. Step 3: Cross multiply
    531,516.71x = 797,436.03 × 189,915.41
  4. Step 4: Simplify right side
    531,516.71x = 151,445,390,586.22
  5. Step 5: Solve for x
    x = 151,445,390,586.22/531,516.71
  6. Step 6: Final answer
    x = 284,930.63

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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.