Finding the Fourth Proportional to 1,837,430.60, 2,756,705.40 and 939,503.07
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Solution
The fourth proportional to 1,837,430.60, 2,756,705.40 and 939,503.07 is: 1,409,540.69
Step by Step Solution
- Step 1: Write the proportion equation
1,837,430.60 : 2,756,705.40 = 939,503.07 : x - Step 2: Convert to fraction form
1,837,430.60/2,756,705.40 = 939,503.07/x - Step 3: Cross multiply
1,837,430.60x = 2,756,705.40 × 939,503.07 - Step 4: Simplify right side
1,837,430.60x = 2,589,933,186,385.58 - Step 5: Solve for x
x = 2,589,933,186,385.58/1,837,430.60 - Step 6: Final answer
x = 1,409,540.69
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.