Finding the Fourth Proportional to 1,343,752.08, 1,854,377.52 and 740,140.08
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Solution
The fourth proportional to 1,343,752.08, 1,854,377.52 and 740,140.08 is: 1,021,393.12
Step by Step Solution
- Step 1: Write the proportion equation
1,343,752.08 : 1,854,377.52 = 740,140.08 : x - Step 2: Convert to fraction form
1,343,752.08/1,854,377.52 = 740,140.08/x - Step 3: Cross multiply
1,343,752.08x = 1,854,377.52 × 740,140.08 - Step 4: Simplify right side
1,343,752.08x = 1,372,499,126,003.00 - Step 5: Solve for x
x = 1,372,499,126,003.00/1,343,752.08 - Step 6: Final answer
x = 1,021,393.12
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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.