Finding the Fourth Proportional to 844,612.84, 1,165,241.40 and 482,056.84
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Solution
The fourth proportional to 844,612.84, 1,165,241.40 and 482,056.84 is: 665,053.34
Step by Step Solution
- Step 1: Write the proportion equation
844,612.84 : 1,165,241.40 = 482,056.84 : x - Step 2: Convert to fraction form
844,612.84/1,165,241.40 = 482,056.84/x - Step 3: Cross multiply
844,612.84x = 1,165,241.40 × 482,056.84 - Step 4: Simplify right side
844,612.84x = 561,712,587,121.18 - Step 5: Solve for x
x = 561,712,587,121.18/844,612.84 - Step 6: Final answer
x = 665,053.34
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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.