Home / 460,076.82-690,225.96-193,913.46

Finding the Fourth Proportional to 460,076.82, 690,225.96 and 193,913.46

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Solution

The fourth proportional to 460,076.82, 690,225.96 and 193,913.46 is: 290,916.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,076.82 : 690,225.96 = 193,913.46 : x
  2. Step 2: Convert to fraction form
    460,076.82/690,225.96 = 193,913.46/x
  3. Step 3: Cross multiply
    460,076.82x = 690,225.96 × 193,913.46
  4. Step 4: Simplify right side
    460,076.82x = 133,844,104,085.42
  5. Step 5: Solve for x
    x = 133,844,104,085.42/460,076.82
  6. Step 6: Final answer
    x = 290,916.86

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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.