Finding the Fourth Proportional to 450,486.18, 675,262.71 and 370,762.74
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Solution
The fourth proportional to 450,486.18, 675,262.71 and 370,762.74 is: 555,760.12
Step by Step Solution
- Step 1: Write the proportion equation
450,486.18 : 675,262.71 = 370,762.74 : x - Step 2: Convert to fraction form
450,486.18/675,262.71 = 370,762.74/x - Step 3: Cross multiply
450,486.18x = 675,262.71 × 370,762.74 - Step 4: Simplify right side
450,486.18x = 250,362,252,579.43 - Step 5: Solve for x
x = 250,362,252,579.43/450,486.18 - Step 6: Final answer
x = 555,760.12
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1.5x scale
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.