Finding the Fourth Proportional to 744,636.55, 1,117,010.99 and 232,237.03
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Solution
The fourth proportional to 744,636.55, 1,117,010.99 and 232,237.03 is: 348,373.06
Step by Step Solution
- Step 1: Write the proportion equation
744,636.55 : 1,117,010.99 = 232,237.03 : x - Step 2: Convert to fraction form
744,636.55/1,117,010.99 = 232,237.03/x - Step 3: Cross multiply
744,636.55x = 1,117,010.99 × 232,237.03 - Step 4: Simplify right side
744,636.55x = 259,411,314,794.96 - Step 5: Solve for x
x = 259,411,314,794.96/744,636.55 - Step 6: Final answer
x = 348,373.06
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.