Finding the Fourth Proportional to 316,754.10, 474,798.24 and 116,947.08
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Solution
The fourth proportional to 316,754.10, 474,798.24 and 116,947.08 is: 175,297.71
Step by Step Solution
- Step 1: Write the proportion equation
316,754.10 : 474,798.24 = 116,947.08 : x - Step 2: Convert to fraction form
316,754.10/474,798.24 = 116,947.08/x - Step 3: Cross multiply
316,754.10x = 474,798.24 × 116,947.08 - Step 4: Simplify right side
316,754.10x = 55,526,267,757.14 - Step 5: Solve for x
x = 55,526,267,757.14/316,754.10 - Step 6: Final answer
x = 175,297.71
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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.