Finding the Fourth Proportional to 846,501.21, 1,168,185.93 and 464,563.53
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Solution
The fourth proportional to 846,501.21, 1,168,185.93 and 464,563.53 is: 641,105.50
Step by Step Solution
- Step 1: Write the proportion equation
846,501.21 : 1,168,185.93 = 464,563.53 : x - Step 2: Convert to fraction form
846,501.21/1,168,185.93 = 464,563.53/x - Step 3: Cross multiply
846,501.21x = 1,168,185.93 × 464,563.53 - Step 4: Simplify right side
846,501.21x = 542,696,579,337.13 - Step 5: Solve for x
x = 542,696,579,337.13/846,501.21 - Step 6: Final answer
x = 641,105.50
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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.