Finding the Fourth Proportional to 577,221.93, 796,497.26 and 319,064.00
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Solution
The fourth proportional to 577,221.93, 796,497.26 and 319,064.00 is: 440,270.17
Step by Step Solution
- Step 1: Write the proportion equation
577,221.93 : 796,497.26 = 319,064.00 : x - Step 2: Convert to fraction form
577,221.93/796,497.26 = 319,064.00/x - Step 3: Cross multiply
577,221.93x = 796,497.26 × 319,064.00 - Step 4: Simplify right side
577,221.93x = 254,133,596,186.83 - Step 5: Solve for x
x = 254,133,596,186.83/577,221.93 - Step 6: Final answer
x = 440,270.17
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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.