Finding the Fourth Proportional to 1,724,215.76, 2,586,323.84 and 526,144.36
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Solution
The fourth proportional to 1,724,215.76, 2,586,323.84 and 526,144.36 is: 789,216.60
Step by Step Solution
- Step 1: Write the proportion equation
1,724,215.76 : 2,586,323.84 = 526,144.36 : x - Step 2: Convert to fraction form
1,724,215.76/2,586,323.84 = 526,144.36/x - Step 3: Cross multiply
1,724,215.76x = 2,586,323.84 × 526,144.36 - Step 4: Simplify right side
1,724,215.76x = 1,360,779,701,549.54 - Step 5: Solve for x
x = 1,360,779,701,549.54/1,724,215.76 - Step 6: Final answer
x = 789,216.60
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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.