Finding the Fourth Proportional to 304,521.14, 420,225.93 and 168,546.98
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Solution
The fourth proportional to 304,521.14, 420,225.93 and 168,546.98 is: 232,587.50
Step by Step Solution
- Step 1: Write the proportion equation
304,521.14 : 420,225.93 = 168,546.98 : x - Step 2: Convert to fraction form
304,521.14/420,225.93 = 168,546.98/x - Step 3: Cross multiply
304,521.14x = 420,225.93 × 168,546.98 - Step 4: Simplify right side
304,521.14x = 70,827,811,419.19 - Step 5: Solve for x
x = 70,827,811,419.19/304,521.14 - Step 6: Final answer
x = 232,587.50
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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.