Finding the Fourth Proportional to 1,232,827.11, 1,701,307.68 and 688,971.99
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Solution
The fourth proportional to 1,232,827.11, 1,701,307.68 and 688,971.99 is: 950,784.85
Step by Step Solution
- Step 1: Write the proportion equation
1,232,827.11 : 1,701,307.68 = 688,971.99 : x - Step 2: Convert to fraction form
1,232,827.11/1,701,307.68 = 688,971.99/x - Step 3: Cross multiply
1,232,827.11x = 1,701,307.68 × 688,971.99 - Step 4: Simplify right side
1,232,827.11x = 1,172,153,337,891.88 - Step 5: Solve for x
x = 1,172,153,337,891.88/1,232,827.11 - Step 6: Final answer
x = 950,784.85
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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.