Finding the Fourth Proportional to 846,169.10, 1,167,743.69 and 464,207.12
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Solution
The fourth proportional to 846,169.10, 1,167,743.69 and 464,207.12 is: 640,622.46
Step by Step Solution
- Step 1: Write the proportion equation
846,169.10 : 1,167,743.69 = 464,207.12 : x - Step 2: Convert to fraction form
846,169.10/1,167,743.69 = 464,207.12/x - Step 3: Cross multiply
846,169.10x = 1,167,743.69 × 464,207.12 - Step 4: Simplify right side
846,169.10x = 542,074,927,073.32 - Step 5: Solve for x
x = 542,074,927,073.32/846,169.10 - Step 6: Final answer
x = 640,622.46
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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.