Finding the Fourth Proportional to 547,970.50, 822,201.99 and 348,239.08
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Solution
The fourth proportional to 547,970.50, 822,201.99 and 348,239.08 is: 522,515.11
Step by Step Solution
- Step 1: Write the proportion equation
547,970.50 : 822,201.99 = 348,239.08 : x - Step 2: Convert to fraction form
547,970.50/822,201.99 = 348,239.08/x - Step 3: Cross multiply
547,970.50x = 822,201.99 × 348,239.08 - Step 4: Simplify right side
547,970.50x = 286,322,864,571.77 - Step 5: Solve for x
x = 286,322,864,571.77/547,970.50 - Step 6: Final answer
x = 522,515.11
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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.