Finding the Fourth Proportional to 733,239.02, 1,010,809.54 and 514,782.63
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Solution
The fourth proportional to 733,239.02, 1,010,809.54 and 514,782.63 is: 709,655.62
Step by Step Solution
- Step 1: Write the proportion equation
733,239.02 : 1,010,809.54 = 514,782.63 : x - Step 2: Convert to fraction form
733,239.02/1,010,809.54 = 514,782.63/x - Step 3: Cross multiply
733,239.02x = 1,010,809.54 × 514,782.63 - Step 4: Simplify right side
733,239.02x = 520,347,193,430.29 - Step 5: Solve for x
x = 520,347,193,430.29/733,239.02 - Step 6: Final answer
x = 709,655.62
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1.5x scale
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.