Finding the Fourth Proportional to 1,281,268.01, 1,768,197.05 and 700,529.81
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Solution
The fourth proportional to 1,281,268.01, 1,768,197.05 and 700,529.81 is: 966,756.94
Step by Step Solution
- Step 1: Write the proportion equation
1,281,268.01 : 1,768,197.05 = 700,529.81 : x - Step 2: Convert to fraction form
1,281,268.01/1,768,197.05 = 700,529.81/x - Step 3: Cross multiply
1,281,268.01x = 1,768,197.05 × 700,529.81 - Step 4: Simplify right side
1,281,268.01x = 1,238,674,731,135.43 - Step 5: Solve for x
x = 1,238,674,731,135.43/1,281,268.01 - Step 6: Final answer
x = 966,756.94
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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.