Finding the Fourth Proportional to 1,034,690.08, 1,427,857.68 and 581,980
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Solution
The fourth proportional to 1,034,690.08, 1,427,857.68 and 581,980 is: 803,124.17
Step by Step Solution
- Step 1: Write the proportion equation
1,034,690.08 : 1,427,857.68 = 581,980 : x - Step 2: Convert to fraction form
1,034,690.08/1,427,857.68 = 581,980/x - Step 3: Cross multiply
1,034,690.08x = 1,427,857.68 × 581,980 - Step 4: Simplify right side
1,034,690.08x = 830,984,612,606.40 - Step 5: Solve for x
x = 830,984,612,606.40/1,034,690.08 - Step 6: Final answer
x = 803,124.17
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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.