Finding the Fourth Proportional to 555,037.80, 832,556.70 and 555,037.80
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Solution
The fourth proportional to 555,037.80, 832,556.70 and 555,037.80 is: 832,556.70
Step by Step Solution
- Step 1: Write the proportion equation
555,037.80 : 832,556.70 = 555,037.80 : x - Step 2: Convert to fraction form
555,037.80/832,556.70 = 555,037.80/x - Step 3: Cross multiply
555,037.80x = 832,556.70 × 555,037.80 - Step 4: Simplify right side
555,037.80x = 462,100,439,143.26 - Step 5: Solve for x
x = 462,100,439,143.26/555,037.80 - Step 6: Final answer
x = 832,556.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.