Finding the Fourth Proportional to 362,920.21, 544,345.12 and 110,202.89
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Solution
The fourth proportional to 362,920.21, 544,345.12 and 110,202.89 is: 165,293.65
Step by Step Solution
- Step 1: Write the proportion equation
362,920.21 : 544,345.12 = 110,202.89 : x - Step 2: Convert to fraction form
362,920.21/544,345.12 = 110,202.89/x - Step 3: Cross multiply
362,920.21x = 544,345.12 × 110,202.89 - Step 4: Simplify right side
362,920.21x = 59,988,405,381.40 - Step 5: Solve for x
x = 59,988,405,381.40/362,920.21 - Step 6: Final answer
x = 165,293.65
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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.