Finding the Fourth Proportional to 846,205.98, 1,167,867.58 and 483,645.12
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Solution
The fourth proportional to 846,205.98, 1,167,867.58 and 483,645.12 is: 667,489.32
Step by Step Solution
- Step 1: Write the proportion equation
846,205.98 : 1,167,867.58 = 483,645.12 : x - Step 2: Convert to fraction form
846,205.98/1,167,867.58 = 483,645.12/x - Step 3: Cross multiply
846,205.98x = 1,167,867.58 × 483,645.12 - Step 4: Simplify right side
846,205.98x = 564,833,455,873.21 - Step 5: Solve for x
x = 564,833,455,873.21/846,205.98 - Step 6: Final answer
x = 667,489.32
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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.