Finding the Fourth Proportional to 1,198,919.00, 1,654,488.65 and 655,043.09
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Solution
The fourth proportional to 1,198,919.00, 1,654,488.65 and 655,043.09 is: 903,948.76
Step by Step Solution
- Step 1: Write the proportion equation
1,198,919.00 : 1,654,488.65 = 655,043.09 : x - Step 2: Convert to fraction form
1,198,919.00/1,654,488.65 = 655,043.09/x - Step 3: Cross multiply
1,198,919.00x = 1,654,488.65 × 655,043.09 - Step 4: Simplify right side
1,198,919.00x = 1,083,761,351,031.09 - Step 5: Solve for x
x = 1,083,761,351,031.09/1,198,919.00 - Step 6: Final answer
x = 903,948.76
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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.