Finding the Fourth Proportional to 529,920.74, 795,144.05 and 210,065.84
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Solution
The fourth proportional to 529,920.74, 795,144.05 and 210,065.84 is: 315,202.99
Step by Step Solution
- Step 1: Write the proportion equation
529,920.74 : 795,144.05 = 210,065.84 : x - Step 2: Convert to fraction form
529,920.74/795,144.05 = 210,065.84/x - Step 3: Cross multiply
529,920.74x = 795,144.05 × 210,065.84 - Step 4: Simplify right side
529,920.74x = 167,032,602,784.25 - Step 5: Solve for x
x = 167,032,602,784.25/529,920.74 - Step 6: Final answer
x = 315,202.99
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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.