Finding the Fourth Proportional to 968,663.73, 1,336,755.56 and 533,081.08
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Solution
The fourth proportional to 968,663.73, 1,336,755.56 and 533,081.08 is: 735,651.68
Step by Step Solution
- Step 1: Write the proportion equation
968,663.73 : 1,336,755.56 = 533,081.08 : x - Step 2: Convert to fraction form
968,663.73/1,336,755.56 = 533,081.08/x - Step 3: Cross multiply
968,663.73x = 1,336,755.56 × 533,081.08 - Step 4: Simplify right side
968,663.73x = 712,599,101,686.46 - Step 5: Solve for x
x = 712,599,101,686.46/968,663.73 - Step 6: Final answer
x = 735,651.68
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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.