Finding the Fourth Proportional to 5,652,716.60, 8,482,703.70 and 3,130,182.20
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Solution
The fourth proportional to 5,652,716.60, 8,482,703.70 and 3,130,182.20 is: 4,697,282.74
Step by Step Solution
- Step 1: Write the proportion equation
5,652,716.60 : 8,482,703.70 = 3,130,182.20 : x - Step 2: Convert to fraction form
5,652,716.60/8,482,703.70 = 3,130,182.20/x - Step 3: Cross multiply
5,652,716.60x = 8,482,703.70 × 3,130,182.20 - Step 4: Simplify right side
5,652,716.60x = 26,552,408,129,614.14 - Step 5: Solve for x
x = 26,552,408,129,614.14/5,652,716.60 - Step 6: Final answer
x = 4,697,282.74
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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.