Finding the Fourth Proportional to 587,549.80, 881,324.70 and 144,317.80
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Solution
The fourth proportional to 587,549.80, 881,324.70 and 144,317.80 is: 216,476.70
Step by Step Solution
- Step 1: Write the proportion equation
587,549.80 : 881,324.70 = 144,317.80 : x - Step 2: Convert to fraction form
587,549.80/881,324.70 = 144,317.80/x - Step 3: Cross multiply
587,549.80x = 881,324.70 × 144,317.80 - Step 4: Simplify right side
587,549.80x = 127,190,841,789.66 - Step 5: Solve for x
x = 127,190,841,789.66/587,549.80 - Step 6: Final answer
x = 216,476.70
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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.