Finding the Fourth Proportional to 3,344,147.13, 4,616,332.25 and 2,257,888.53
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Solution
The fourth proportional to 3,344,147.13, 4,616,332.25 and 2,257,888.53 is: 3,116,837.64
Step by Step Solution
- Step 1: Write the proportion equation
3,344,147.13 : 4,616,332.25 = 2,257,888.53 : x - Step 2: Convert to fraction form
3,344,147.13/4,616,332.25 = 2,257,888.53/x - Step 3: Cross multiply
3,344,147.13x = 4,616,332.25 × 2,257,888.53 - Step 4: Simplify right side
3,344,147.13x = 10,423,163,637,944.09 - Step 5: Solve for x
x = 10,423,163,637,944.09/3,344,147.13 - Step 6: Final answer
x = 3,116,837.64
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1.5x scale
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.