Finding the Fourth Proportional to 1,719,089.64, 2,577,748.44 and 771,648.24
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Solution
The fourth proportional to 1,719,089.64, 2,577,748.44 and 771,648.24 is: 1,157,074.65
Step by Step Solution
- Step 1: Write the proportion equation
1,719,089.64 : 2,577,748.44 = 771,648.24 : x - Step 2: Convert to fraction form
1,719,089.64/2,577,748.44 = 771,648.24/x - Step 3: Cross multiply
1,719,089.64x = 2,577,748.44 × 771,648.24 - Step 4: Simplify right side
1,719,089.64x = 1,989,115,046,888.75 - Step 5: Solve for x
x = 1,989,115,046,888.75/1,719,089.64 - Step 6: Final answer
x = 1,157,074.65
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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.