Finding the Fourth Proportional to 893,427.68, 1,232,431.26 and 549,024.59
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Solution
The fourth proportional to 893,427.68, 1,232,431.26 and 549,024.59 is: 757,347.33
Step by Step Solution
- Step 1: Write the proportion equation
893,427.68 : 1,232,431.26 = 549,024.59 : x - Step 2: Convert to fraction form
893,427.68/1,232,431.26 = 549,024.59/x - Step 3: Cross multiply
893,427.68x = 1,232,431.26 × 549,024.59 - Step 4: Simplify right side
893,427.68x = 676,635,067,224.68 - Step 5: Solve for x
x = 676,635,067,224.68/893,427.68 - Step 6: Final answer
x = 757,347.33
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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.