Finding the Fourth Proportional to 552,832.12, 829,252.79 and 153,504.05
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Solution
The fourth proportional to 552,832.12, 829,252.79 and 153,504.05 is: 230,257.35
Step by Step Solution
- Step 1: Write the proportion equation
552,832.12 : 829,252.79 = 153,504.05 : x - Step 2: Convert to fraction form
552,832.12/829,252.79 = 153,504.05/x - Step 3: Cross multiply
552,832.12x = 829,252.79 × 153,504.05 - Step 4: Simplify right side
552,832.12x = 127,293,657,400.66 - Step 5: Solve for x
x = 127,293,657,400.66/552,832.12 - Step 6: Final answer
x = 230,257.35
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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.