Finding the Fourth Proportional to 927,065.01, 1,279,479.33 and 669,774.63
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Solution
The fourth proportional to 927,065.01, 1,279,479.33 and 669,774.63 is: 924,382.63
Step by Step Solution
- Step 1: Write the proportion equation
927,065.01 : 1,279,479.33 = 669,774.63 : x - Step 2: Convert to fraction form
927,065.01/1,279,479.33 = 669,774.63/x - Step 3: Cross multiply
927,065.01x = 1,279,479.33 × 669,774.63 - Step 4: Simplify right side
927,065.01x = 856,962,794,843.40 - Step 5: Solve for x
x = 856,962,794,843.40/927,065.01 - Step 6: Final answer
x = 924,382.63
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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.