Finding the Fourth Proportional to 1,232,863.84, 1,701,346.58 and 688,999.16
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Solution
The fourth proportional to 1,232,863.84, 1,701,346.58 and 688,999.16 is: 950,815.76
Step by Step Solution
- Step 1: Write the proportion equation
1,232,863.84 : 1,701,346.58 = 688,999.16 : x - Step 2: Convert to fraction form
1,232,863.84/1,701,346.58 = 688,999.16/x - Step 3: Cross multiply
1,232,863.84x = 1,701,346.58 × 688,999.16 - Step 4: Simplify right side
1,232,863.84x = 1,172,226,367,880.99 - Step 5: Solve for x
x = 1,172,226,367,880.99/1,232,863.84 - Step 6: Final answer
x = 950,815.76
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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.