Home / 654,985.69-982,478.46-181,671.05

Finding the Fourth Proportional to 654,985.69, 982,478.46 and 181,671.05

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Solution

The fourth proportional to 654,985.69, 982,478.46 and 181,671.05 is: 272,506.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,985.69 : 982,478.46 = 181,671.05 : x
  2. Step 2: Convert to fraction form
    654,985.69/982,478.46 = 181,671.05/x
  3. Step 3: Cross multiply
    654,985.69x = 982,478.46 × 181,671.05
  4. Step 4: Simplify right side
    654,985.69x = 178,487,896,568.05
  5. Step 5: Solve for x
    x = 178,487,896,568.05/654,985.69
  6. Step 6: Final answer
    x = 272,506.56

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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.