Finding the Fourth Proportional to 700,734.83, 967,013.99 and 378,444.95
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Solution
The fourth proportional to 700,734.83, 967,013.99 and 378,444.95 is: 522,253.99
Step by Step Solution
- Step 1: Write the proportion equation
700,734.83 : 967,013.99 = 378,444.95 : x - Step 2: Convert to fraction form
700,734.83/967,013.99 = 378,444.95/x - Step 3: Cross multiply
700,734.83x = 967,013.99 × 378,444.95 - Step 4: Simplify right side
700,734.83x = 365,961,559,202.63 - Step 5: Solve for x
x = 365,961,559,202.63/700,734.83 - Step 6: Final answer
x = 522,253.99
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1.5x scale
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.