Finding the Fourth Proportional to 923,462.68, 1,386,045.52 and 468,373.31
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Solution
The fourth proportional to 923,462.68, 1,386,045.52 and 468,373.31 is: 702,991.84
Step by Step Solution
- Step 1: Write the proportion equation
923,462.68 : 1,386,045.52 = 468,373.31 : x - Step 2: Convert to fraction form
923,462.68/1,386,045.52 = 468,373.31/x - Step 3: Cross multiply
923,462.68x = 1,386,045.52 × 468,373.31 - Step 4: Simplify right side
923,462.68x = 649,186,728,678.47 - Step 5: Solve for x
x = 649,186,728,678.47/923,462.68 - Step 6: Final answer
x = 702,991.84
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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.