Finding the Fourth Proportional to 937,032.28, 1,404,129.30 and 620,354.68
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Solution
The fourth proportional to 937,032.28, 1,404,129.30 and 620,354.68 is: 929,592.50
Step by Step Solution
- Step 1: Write the proportion equation
937,032.28 : 1,404,129.30 = 620,354.68 : x - Step 2: Convert to fraction form
937,032.28/1,404,129.30 = 620,354.68/x - Step 3: Cross multiply
937,032.28x = 1,404,129.30 × 620,354.68 - Step 4: Simplify right side
937,032.28x = 871,058,182,580.12 - Step 5: Solve for x
x = 871,058,182,580.12/937,032.28 - Step 6: Final answer
x = 929,592.50
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.