Finding the Fourth Proportional to 759,691.14, 1,048,696.59 and 473,352.72
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Solution
The fourth proportional to 759,691.14, 1,048,696.59 and 473,352.72 is: 653,427.90
Step by Step Solution
- Step 1: Write the proportion equation
759,691.14 : 1,048,696.59 = 473,352.72 : x - Step 2: Convert to fraction form
759,691.14/1,048,696.59 = 473,352.72/x - Step 3: Cross multiply
759,691.14x = 1,048,696.59 × 473,352.72 - Step 4: Simplify right side
759,691.14x = 496,403,383,331.23 - Step 5: Solve for x
x = 496,403,383,331.23/759,691.14 - Step 6: Final answer
x = 653,427.90
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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.