Finding the Fourth Proportional to 1,277,352.97, 1,913,860.51 and 770,849.65
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Solution
The fourth proportional to 1,277,352.97, 1,913,860.51 and 770,849.65 is: 1,154,965.56
Step by Step Solution
- Step 1: Write the proportion equation
1,277,352.97 : 1,913,860.51 = 770,849.65 : x - Step 2: Convert to fraction form
1,277,352.97/1,913,860.51 = 770,849.65/x - Step 3: Cross multiply
1,277,352.97x = 1,913,860.51 × 770,849.65 - Step 4: Simplify right side
1,277,352.97x = 1,475,298,693,982.06 - Step 5: Solve for x
x = 1,475,298,693,982.06/1,277,352.97 - Step 6: Final answer
x = 1,154,965.56
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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.