Finding the Fourth Proportional to 957,332.24, 1,321,092.56 and 527,612.26
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Solution
The fourth proportional to 957,332.24, 1,321,092.56 and 527,612.26 is: 728,090.63
Step by Step Solution
- Step 1: Write the proportion equation
957,332.24 : 1,321,092.56 = 527,612.26 : x - Step 2: Convert to fraction form
957,332.24/1,321,092.56 = 527,612.26/x - Step 3: Cross multiply
957,332.24x = 1,321,092.56 × 527,612.26 - Step 4: Simplify right side
957,332.24x = 697,024,631,250.79 - Step 5: Solve for x
x = 697,024,631,250.79/957,332.24 - Step 6: Final answer
x = 728,090.63
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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.