Finding the Fourth Proportional to 473,727.80, 653,716.50 and 258,825.08
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Solution
The fourth proportional to 473,727.80, 653,716.50 and 258,825.08 is: 357,163.39
Step by Step Solution
- Step 1: Write the proportion equation
473,727.80 : 653,716.50 = 258,825.08 : x - Step 2: Convert to fraction form
473,727.80/653,716.50 = 258,825.08/x - Step 3: Cross multiply
473,727.80x = 653,716.50 × 258,825.08 - Step 4: Simplify right side
473,727.80x = 169,198,225,409.82 - Step 5: Solve for x
x = 169,198,225,409.82/473,727.80 - Step 6: Final answer
x = 357,163.39
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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.