Finding the Fourth Proportional to 750,755.44, 1,036,068.30 and 411,223.68
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Solution
The fourth proportional to 750,755.44, 1,036,068.30 and 411,223.68 is: 567,502.81
Step by Step Solution
- Step 1: Write the proportion equation
750,755.44 : 1,036,068.30 = 411,223.68 : x - Step 2: Convert to fraction form
750,755.44/1,036,068.30 = 411,223.68/x - Step 3: Cross multiply
750,755.44x = 1,036,068.30 × 411,223.68 - Step 4: Simplify right side
750,755.44x = 426,055,819,057.34 - Step 5: Solve for x
x = 426,055,819,057.34/750,755.44 - Step 6: Final answer
x = 567,502.81
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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.