Finding the Fourth Proportional to 845,106.24, 1,166,276.49 and 463,133.07
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Solution
The fourth proportional to 845,106.24, 1,166,276.49 and 463,133.07 is: 639,140.01
Step by Step Solution
- Step 1: Write the proportion equation
845,106.24 : 1,166,276.49 = 463,133.07 : x - Step 2: Convert to fraction form
845,106.24/1,166,276.49 = 463,133.07/x - Step 3: Cross multiply
845,106.24x = 1,166,276.49 × 463,133.07 - Step 4: Simplify right side
845,106.24x = 540,141,211,282.52 - Step 5: Solve for x
x = 540,141,211,282.52/845,106.24 - Step 6: Final answer
x = 639,140.01
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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.