Home / 654,055.64-982,971.80-608,647.38

Finding the Fourth Proportional to 654,055.64, 982,971.80 and 608,647.38

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Solution

The fourth proportional to 654,055.64, 982,971.80 and 608,647.38 is: 914,728.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,055.64 : 982,971.80 = 608,647.38 : x
  2. Step 2: Convert to fraction form
    654,055.64/982,971.80 = 608,647.38/x
  3. Step 3: Cross multiply
    654,055.64x = 982,971.80 × 608,647.38
  4. Step 4: Simplify right side
    654,055.64x = 598,283,210,683.88
  5. Step 5: Solve for x
    x = 598,283,210,683.88/654,055.64
  6. Step 6: Final answer
    x = 914,728.31

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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.