Finding the Fourth Proportional to 5,503,403.40, 7,594,720.54 and 3,056,006.96
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Solution
The fourth proportional to 5,503,403.40, 7,594,720.54 and 3,056,006.96 is: 4,217,302.85
Step by Step Solution
- Step 1: Write the proportion equation
5,503,403.40 : 7,594,720.54 = 3,056,006.96 : x - Step 2: Convert to fraction form
5,503,403.40/7,594,720.54 = 3,056,006.96/x - Step 3: Cross multiply
5,503,403.40x = 7,594,720.54 × 3,056,006.96 - Step 4: Simplify right side
5,503,403.40x = 23,209,518,829,494.96 - Step 5: Solve for x
x = 23,209,518,829,494.96/5,503,403.40 - Step 6: Final answer
x = 4,217,302.85
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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.