Finding the Fourth Proportional to 1,641,838.01, 2,265,714.99 and 916,698.06
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Solution
The fourth proportional to 1,641,838.01, 2,265,714.99 and 916,698.06 is: 1,265,031.34
Step by Step Solution
- Step 1: Write the proportion equation
1,641,838.01 : 2,265,714.99 = 916,698.06 : x - Step 2: Convert to fraction form
1,641,838.01/2,265,714.99 = 916,698.06/x - Step 3: Cross multiply
1,641,838.01x = 2,265,714.99 × 916,698.06 - Step 4: Simplify right side
1,641,838.01x = 2,076,976,535,845.92 - Step 5: Solve for x
x = 2,076,976,535,845.92/1,641,838.01 - Step 6: Final answer
x = 1,265,031.34
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.