Finding the Fourth Proportional to 316,463.06, 474,643.42 and 116,877.44
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Solution
The fourth proportional to 316,463.06, 474,643.42 and 116,877.44 is: 175,297.26
Step by Step Solution
- Step 1: Write the proportion equation
316,463.06 : 474,643.42 = 116,877.44 : x - Step 2: Convert to fraction form
316,463.06/474,643.42 = 116,877.44/x - Step 3: Cross multiply
316,463.06x = 474,643.42 × 116,877.44 - Step 4: Simplify right side
316,463.06x = 55,475,107,395.24 - Step 5: Solve for x
x = 55,475,107,395.24/316,463.06 - Step 6: Final answer
x = 175,297.26
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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.