Finding the Fourth Proportional to 1,761,530.18, 2,430,924.09 and 956,714.18
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Solution
The fourth proportional to 1,761,530.18, 2,430,924.09 and 956,714.18 is: 1,320,272.33
Step by Step Solution
- Step 1: Write the proportion equation
1,761,530.18 : 2,430,924.09 = 956,714.18 : x - Step 2: Convert to fraction form
1,761,530.18/2,430,924.09 = 956,714.18/x - Step 3: Cross multiply
1,761,530.18x = 2,430,924.09 × 956,714.18 - Step 4: Simplify right side
1,761,530.18x = 2,325,699,547,406.60 - Step 5: Solve for x
x = 2,325,699,547,406.60/1,761,530.18 - Step 6: Final answer
x = 1,320,272.33
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1.5x scale
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.