Finding the Fourth Proportional to 622,714.74, 859,048.05 and 598,572.66
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Solution
The fourth proportional to 622,714.74, 859,048.05 and 598,572.66 is: 825,743.54
Step by Step Solution
- Step 1: Write the proportion equation
622,714.74 : 859,048.05 = 598,572.66 : x - Step 2: Convert to fraction form
622,714.74/859,048.05 = 598,572.66/x - Step 3: Cross multiply
622,714.74x = 859,048.05 × 598,572.66 - Step 4: Simplify right side
622,714.74x = 514,202,676,356.31 - Step 5: Solve for x
x = 514,202,676,356.31/622,714.74 - Step 6: Final answer
x = 825,743.54
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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.