Finding the Fourth Proportional to 6,497,245.53, 8,962,276.17 and 4,173,355.74
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Solution
The fourth proportional to 6,497,245.53, 8,962,276.17 and 4,173,355.74 is: 5,756,711.29
Step by Step Solution
- Step 1: Write the proportion equation
6,497,245.53 : 8,962,276.17 = 4,173,355.74 : x - Step 2: Convert to fraction form
6,497,245.53/8,962,276.17 = 4,173,355.74/x - Step 3: Cross multiply
6,497,245.53x = 8,962,276.17 × 4,173,355.74 - Step 4: Simplify right side
6,497,245.53x = 37,402,766,697,534.72 - Step 5: Solve for x
x = 37,402,766,697,534.72/6,497,245.53 - Step 6: Final answer
x = 5,756,711.29
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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.