Finding the Fourth Proportional to 624,734.72, 937,102.08 and 151,420.08
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Solution
The fourth proportional to 624,734.72, 937,102.08 and 151,420.08 is: 227,130.12
Step by Step Solution
- Step 1: Write the proportion equation
624,734.72 : 937,102.08 = 151,420.08 : x - Step 2: Convert to fraction form
624,734.72/937,102.08 = 151,420.08/x - Step 3: Cross multiply
624,734.72x = 937,102.08 × 151,420.08 - Step 4: Simplify right side
624,734.72x = 141,896,071,921.77 - Step 5: Solve for x
x = 141,896,071,921.77/624,734.72 - Step 6: Final answer
x = 227,130.12
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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.