Finding the Fourth Proportional to 433,645.60, 652,023.60 and 365,216.80
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Solution
The fourth proportional to 433,645.60, 652,023.60 and 365,216.80 is: 549,134.99
Step by Step Solution
- Step 1: Write the proportion equation
433,645.60 : 652,023.60 = 365,216.80 : x - Step 2: Convert to fraction form
433,645.60/652,023.60 = 365,216.80/x - Step 3: Cross multiply
433,645.60x = 652,023.60 × 365,216.80 - Step 4: Simplify right side
433,645.60x = 238,129,972,716.48 - Step 5: Solve for x
x = 238,129,972,716.48/433,645.60 - Step 6: Final answer
x = 549,134.99
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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.