Home / 654,483.84-981,616.40-181,217.04

Finding the Fourth Proportional to 654,483.84, 981,616.40 and 181,217.04

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Solution

The fourth proportional to 654,483.84, 981,616.40 and 181,217.04 is: 271,795.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,483.84 : 981,616.40 = 181,217.04 : x
  2. Step 2: Convert to fraction form
    654,483.84/981,616.40 = 181,217.04/x
  3. Step 3: Cross multiply
    654,483.84x = 981,616.40 × 181,217.04
  4. Step 4: Simplify right side
    654,483.84x = 177,885,618,423.46
  5. Step 5: Solve for x
    x = 177,885,618,423.46/654,483.84
  6. Step 6: Final answer
    x = 271,795.28

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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.