Finding the Fourth Proportional to 452,968.15, 679,563.17 and 225,371.17
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Solution
The fourth proportional to 452,968.15, 679,563.17 and 225,371.17 is: 338,111.95
Step by Step Solution
- Step 1: Write the proportion equation
452,968.15 : 679,563.17 = 225,371.17 : x - Step 2: Convert to fraction form
452,968.15/679,563.17 = 225,371.17/x - Step 3: Cross multiply
452,968.15x = 679,563.17 × 225,371.17 - Step 4: Simplify right side
452,968.15x = 153,153,942,187.14 - Step 5: Solve for x
x = 153,153,942,187.14/452,968.15 - Step 6: Final answer
x = 338,111.95
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.