Finding the Fourth Proportional to 432,564.48, 592,603.44 and 416,392.08
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Solution
The fourth proportional to 432,564.48, 592,603.44 and 416,392.08 is: 570,447.62
Step by Step Solution
- Step 1: Write the proportion equation
432,564.48 : 592,603.44 = 416,392.08 : x - Step 2: Convert to fraction form
432,564.48/592,603.44 = 416,392.08/x - Step 3: Cross multiply
432,564.48x = 592,603.44 × 416,392.08 - Step 4: Simplify right side
432,564.48x = 246,755,378,996.76 - Step 5: Solve for x
x = 246,755,378,996.76/432,564.48 - Step 6: Final answer
x = 570,447.62
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.