Finding the Fourth Proportional to 846,495.29, 1,168,197.18 and 464,535.74
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Solution
The fourth proportional to 846,495.29, 1,168,197.18 and 464,535.74 is: 641,077.80
Step by Step Solution
- Step 1: Write the proportion equation
846,495.29 : 1,168,197.18 = 464,535.74 : x - Step 2: Convert to fraction form
846,495.29/1,168,197.18 = 464,535.74/x - Step 3: Cross multiply
846,495.29x = 1,168,197.18 × 464,535.74 - Step 4: Simplify right side
846,495.29x = 542,669,341,477.21 - Step 5: Solve for x
x = 542,669,341,477.21/846,495.29 - Step 6: Final answer
x = 641,077.80
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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.