Finding the Fourth Proportional to 845,924.84, 1,167,268.66 and 483,372.20
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Solution
The fourth proportional to 845,924.84, 1,167,268.66 and 483,372.20 is: 666,992.14
Step by Step Solution
- Step 1: Write the proportion equation
845,924.84 : 1,167,268.66 = 483,372.20 : x - Step 2: Convert to fraction form
845,924.84/1,167,268.66 = 483,372.20/x - Step 3: Cross multiply
845,924.84x = 1,167,268.66 × 483,372.20 - Step 4: Simplify right side
845,924.84x = 564,225,220,175.25 - Step 5: Solve for x
x = 564,225,220,175.25/845,924.84 - Step 6: Final answer
x = 666,992.14
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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.