Finding the Fourth Proportional to 403,773.48, 557,226.18 and 234,060.84
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Solution
The fourth proportional to 403,773.48, 557,226.18 and 234,060.84 is: 323,014.84
Step by Step Solution
- Step 1: Write the proportion equation
403,773.48 : 557,226.18 = 234,060.84 : x - Step 2: Convert to fraction form
403,773.48/557,226.18 = 234,060.84/x - Step 3: Cross multiply
403,773.48x = 557,226.18 × 234,060.84 - Step 4: Simplify right side
403,773.48x = 130,424,827,760.79 - Step 5: Solve for x
x = 130,424,827,760.79/403,773.48 - Step 6: Final answer
x = 323,014.84
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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.