Finding the Fourth Proportional to 3,266,979.27, 4,513,041.64 and 2,617,916.96
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Solution
The fourth proportional to 3,266,979.27, 4,513,041.64 and 2,617,916.96 is: 3,616,419.72
Step by Step Solution
- Step 1: Write the proportion equation
3,266,979.27 : 4,513,041.64 = 2,617,916.96 : x - Step 2: Convert to fraction form
3,266,979.27/4,513,041.64 = 2,617,916.96/x - Step 3: Cross multiply
3,266,979.27x = 4,513,041.64 × 2,617,916.96 - Step 4: Simplify right side
3,266,979.27x = 11,814,768,248,173.31 - Step 5: Solve for x
x = 11,814,768,248,173.31/3,266,979.27 - Step 6: Final answer
x = 3,616,419.72
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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.