Finding the Fourth Proportional to 1,065,638.98, 1,470,582.93 and 582,212.08
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Solution
The fourth proportional to 1,065,638.98, 1,470,582.93 and 582,212.08 is: 803,453.29
Step by Step Solution
- Step 1: Write the proportion equation
1,065,638.98 : 1,470,582.93 = 582,212.08 : x - Step 2: Convert to fraction form
1,065,638.98/1,470,582.93 = 582,212.08/x - Step 3: Cross multiply
1,065,638.98x = 1,470,582.93 × 582,212.08 - Step 4: Simplify right side
1,065,638.98x = 856,191,146,487.79 - Step 5: Solve for x
x = 856,191,146,487.79/1,065,638.98 - Step 6: Final answer
x = 803,453.29
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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.