Finding the Fourth Proportional to 979,851.08, 1,352,260.97 and 544,318.13
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Solution
The fourth proportional to 979,851.08, 1,352,260.97 and 544,318.13 is: 751,195.95
Step by Step Solution
- Step 1: Write the proportion equation
979,851.08 : 1,352,260.97 = 544,318.13 : x - Step 2: Convert to fraction form
979,851.08/1,352,260.97 = 544,318.13/x - Step 3: Cross multiply
979,851.08x = 1,352,260.97 × 544,318.13 - Step 4: Simplify right side
979,851.08x = 736,060,162,462.39 - Step 5: Solve for x
x = 736,060,162,462.39/979,851.08 - Step 6: Final answer
x = 751,195.95
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.