Finding the Fourth Proportional to 747,275.68, 1,030,971 and 575,246.26
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Solution
The fourth proportional to 747,275.68, 1,030,971 and 575,246.26 is: 793,632.43
Step by Step Solution
- Step 1: Write the proportion equation
747,275.68 : 1,030,971 = 575,246.26 : x - Step 2: Convert to fraction form
747,275.68/1,030,971 = 575,246.26/x - Step 3: Cross multiply
747,275.68x = 1,030,971 × 575,246.26 - Step 4: Simplify right side
747,275.68x = 593,062,211,918.46 - Step 5: Solve for x
x = 593,062,211,918.46/747,275.68 - Step 6: Final answer
x = 793,632.43
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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.