Finding the Fourth Proportional to 1,336,593.12, 1,844,328.52 and 763,670.40
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Solution
The fourth proportional to 1,336,593.12, 1,844,328.52 and 763,670.40 is: 1,053,768.03
Step by Step Solution
- Step 1: Write the proportion equation
1,336,593.12 : 1,844,328.52 = 763,670.40 : x - Step 2: Convert to fraction form
1,336,593.12/1,844,328.52 = 763,670.40/x - Step 3: Cross multiply
1,336,593.12x = 1,844,328.52 × 763,670.40 - Step 4: Simplify right side
1,336,593.12x = 1,408,459,098,599.81 - Step 5: Solve for x
x = 1,408,459,098,599.81/1,336,593.12 - Step 6: Final answer
x = 1,053,768.03
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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.