Finding the Fourth Proportional to 554,526.73, 827,778.73 and 487,266.23
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Solution
The fourth proportional to 554,526.73, 827,778.73 and 487,266.23 is: 727,374.53
Step by Step Solution
- Step 1: Write the proportion equation
554,526.73 : 827,778.73 = 487,266.23 : x - Step 2: Convert to fraction form
554,526.73/827,778.73 = 487,266.23/x - Step 3: Cross multiply
554,526.73x = 827,778.73 × 487,266.23 - Step 4: Simplify right side
554,526.73x = 403,348,621,041.29 - Step 5: Solve for x
x = 403,348,621,041.29/554,526.73 - Step 6: Final answer
x = 727,374.53
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.