Finding the Fourth Proportional to 5,265,588.84, 7,897,480.08 and 1,670,554.48
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Solution
The fourth proportional to 5,265,588.84, 7,897,480.08 and 1,670,554.48 is: 2,505,545.18
Step by Step Solution
- Step 1: Write the proportion equation
5,265,588.84 : 7,897,480.08 = 1,670,554.48 : x - Step 2: Convert to fraction form
5,265,588.84/7,897,480.08 = 1,670,554.48/x - Step 3: Cross multiply
5,265,588.84x = 7,897,480.08 × 1,670,554.48 - Step 4: Simplify right side
5,265,588.84x = 13,193,170,728,354.76 - Step 5: Solve for x
x = 13,193,170,728,354.76/5,265,588.84 - Step 6: Final answer
x = 2,505,545.18
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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.