Finding the Fourth Proportional to 7,512,073.98, 10,366,896.75 and 4,248,824.85
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Solution
The fourth proportional to 7,512,073.98, 10,366,896.75 and 4,248,824.85 is: 5,863,511.02
Step by Step Solution
- Step 1: Write the proportion equation
7,512,073.98 : 10,366,896.75 = 4,248,824.85 : x - Step 2: Convert to fraction form
7,512,073.98/10,366,896.75 = 4,248,824.85/x - Step 3: Cross multiply
7,512,073.98x = 10,366,896.75 × 4,248,824.85 - Step 4: Simplify right side
7,512,073.98x = 44,047,128,528,784.23 - Step 5: Solve for x
x = 44,047,128,528,784.23/7,512,073.98 - Step 6: Final answer
x = 5,863,511.02
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1.5x scale
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.