Finding the Fourth Proportional to 5,364,698.76, 7,403,136.66 and 2,950,250.76
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Solution
The fourth proportional to 5,364,698.76, 7,403,136.66 and 2,950,250.76 is: 4,071,264.86
Step by Step Solution
- Step 1: Write the proportion equation
5,364,698.76 : 7,403,136.66 = 2,950,250.76 : x - Step 2: Convert to fraction form
5,364,698.76/7,403,136.66 = 2,950,250.76/x - Step 3: Cross multiply
5,364,698.76x = 7,403,136.66 × 2,950,250.76 - Step 4: Simplify right side
5,364,698.76x = 21,841,109,557,548.86 - Step 5: Solve for x
x = 21,841,109,557,548.86/5,364,698.76 - Step 6: Final answer
x = 4,071,264.86
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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.