Finding the Fourth Proportional to 746,701.66, 1,120,412.91 and 367,416.70
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Solution
The fourth proportional to 746,701.66, 1,120,412.91 and 367,416.70 is: 551,302.40
Step by Step Solution
- Step 1: Write the proportion equation
746,701.66 : 1,120,412.91 = 367,416.70 : x - Step 2: Convert to fraction form
746,701.66/1,120,412.91 = 367,416.70/x - Step 3: Cross multiply
746,701.66x = 1,120,412.91 × 367,416.70 - Step 4: Simplify right side
746,701.66x = 411,658,414,029.60 - Step 5: Solve for x
x = 411,658,414,029.60/746,701.66 - Step 6: Final answer
x = 551,302.40
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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.