Finding the Fourth Proportional to 750,408.06, 1,036,471.95 and 546,135.06
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Solution
The fourth proportional to 750,408.06, 1,036,471.95 and 546,135.06 is: 754,327.81
Step by Step Solution
- Step 1: Write the proportion equation
750,408.06 : 1,036,471.95 = 546,135.06 : x - Step 2: Convert to fraction form
750,408.06/1,036,471.95 = 546,135.06/x - Step 3: Cross multiply
750,408.06x = 1,036,471.95 × 546,135.06 - Step 4: Simplify right side
750,408.06x = 566,053,670,601.57 - Step 5: Solve for x
x = 566,053,670,601.57/750,408.06 - Step 6: Final answer
x = 754,327.81
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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.