Finding the Fourth Proportional to 1,708,108.07, 2,562,162.11 and 697,706.78
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Solution
The fourth proportional to 1,708,108.07, 2,562,162.11 and 697,706.78 is: 1,046,560.17
Step by Step Solution
- Step 1: Write the proportion equation
1,708,108.07 : 2,562,162.11 = 697,706.78 : x - Step 2: Convert to fraction form
1,708,108.07/2,562,162.11 = 697,706.78/x - Step 3: Cross multiply
1,708,108.07x = 2,562,162.11 × 697,706.78 - Step 4: Simplify right side
1,708,108.07x = 1,787,637,872,117.57 - Step 5: Solve for x
x = 1,787,637,872,117.57/1,708,108.07 - Step 6: Final answer
x = 1,046,560.17
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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.