Finding the Fourth Proportional to 1,776,173, 2,451,177.06 and 971,357
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Solution
The fourth proportional to 1,776,173, 2,451,177.06 and 971,357 is: 1,340,504.55
Step by Step Solution
- Step 1: Write the proportion equation
1,776,173 : 2,451,177.06 = 971,357 : x - Step 2: Convert to fraction form
1,776,173/2,451,177.06 = 971,357/x - Step 3: Cross multiply
1,776,173x = 2,451,177.06 × 971,357 - Step 4: Simplify right side
1,776,173x = 2,380,967,995,470.42 - Step 5: Solve for x
x = 2,380,967,995,470.42/1,776,173 - Step 6: Final answer
x = 1,340,504.55
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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.