Finding the Fourth Proportional to 266,929.74, 368,326.62 and 159,476.94
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Solution
The fourth proportional to 266,929.74, 368,326.62 and 159,476.94 is: 220,056.42
Step by Step Solution
- Step 1: Write the proportion equation
266,929.74 : 368,326.62 = 159,476.94 : x - Step 2: Convert to fraction form
266,929.74/368,326.62 = 159,476.94/x - Step 3: Cross multiply
266,929.74x = 368,326.62 × 159,476.94 - Step 4: Simplify right side
266,929.74x = 58,739,602,278.14 - Step 5: Solve for x
x = 58,739,602,278.14/266,929.74 - Step 6: Final answer
x = 220,056.42
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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.