Finding the Fourth Proportional to 1,577,626.06, 2,177,296.96 and 915,483.79
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Solution
The fourth proportional to 1,577,626.06, 2,177,296.96 and 915,483.79 is: 1,263,468.02
Step by Step Solution
- Step 1: Write the proportion equation
1,577,626.06 : 2,177,296.96 = 915,483.79 : x - Step 2: Convert to fraction form
1,577,626.06/2,177,296.96 = 915,483.79/x - Step 3: Cross multiply
1,577,626.06x = 2,177,296.96 × 915,483.79 - Step 4: Simplify right side
1,577,626.06x = 1,993,280,072,896.28 - Step 5: Solve for x
x = 1,993,280,072,896.28/1,577,626.06 - Step 6: Final answer
x = 1,263,468.02
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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.