Finding the Fourth Proportional to 1,708,123.68, 2,357,118.63 and 944,131.68
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Solution
The fourth proportional to 1,708,123.68, 2,357,118.63 and 944,131.68 is: 1,302,850.84
Step by Step Solution
- Step 1: Write the proportion equation
1,708,123.68 : 2,357,118.63 = 944,131.68 : x - Step 2: Convert to fraction form
1,708,123.68/2,357,118.63 = 944,131.68/x - Step 3: Cross multiply
1,708,123.68x = 2,357,118.63 × 944,131.68 - Step 4: Simplify right side
1,708,123.68x = 2,225,430,372,101.20 - Step 5: Solve for x
x = 2,225,430,372,101.20/1,708,123.68 - Step 6: Final answer
x = 1,302,850.84
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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.