Finding the Fourth Proportional to 403,553.79, 604,915.47 and 179,019.99
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Solution
The fourth proportional to 403,553.79, 604,915.47 and 179,019.99 is: 268,345.79
Step by Step Solution
- Step 1: Write the proportion equation
403,553.79 : 604,915.47 = 179,019.99 : x - Step 2: Convert to fraction form
403,553.79/604,915.47 = 179,019.99/x - Step 3: Cross multiply
403,553.79x = 604,915.47 × 179,019.99 - Step 4: Simplify right side
403,553.79x = 108,291,961,390.25 - Step 5: Solve for x
x = 108,291,961,390.25/403,553.79 - Step 6: Final answer
x = 268,345.79
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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.