Finding the Fourth Proportional to 536,343.80, 804,505.14 and 216,487.17
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Solution
The fourth proportional to 536,343.80, 804,505.14 and 216,487.17 is: 324,726.50
Step by Step Solution
- Step 1: Write the proportion equation
536,343.80 : 804,505.14 = 216,487.17 : x - Step 2: Convert to fraction form
536,343.80/804,505.14 = 216,487.17/x - Step 3: Cross multiply
536,343.80x = 804,505.14 × 216,487.17 - Step 4: Simplify right side
536,343.80x = 174,165,041,009.05 - Step 5: Solve for x
x = 174,165,041,009.05/536,343.80 - Step 6: Final answer
x = 324,726.50
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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.