Finding the Fourth Proportional to 1,283,898.93, 1,771,758.87 and 710,926.80
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Solution
The fourth proportional to 1,283,898.93, 1,771,758.87 and 710,926.80 is: 981,066.99
Step by Step Solution
- Step 1: Write the proportion equation
1,283,898.93 : 1,771,758.87 = 710,926.80 : x - Step 2: Convert to fraction form
1,283,898.93/1,771,758.87 = 710,926.80/x - Step 3: Cross multiply
1,283,898.93x = 1,771,758.87 × 710,926.80 - Step 4: Simplify right side
1,283,898.93x = 1,259,590,863,820.72 - Step 5: Solve for x
x = 1,259,590,863,820.72/1,283,898.93 - Step 6: Final answer
x = 981,066.99
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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.