Finding the Fourth Proportional to 1,113,164.62, 1,536,170.10 and 603,866.99
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Solution
The fourth proportional to 1,113,164.62, 1,536,170.10 and 603,866.99 is: 833,338.03
Step by Step Solution
- Step 1: Write the proportion equation
1,113,164.62 : 1,536,170.10 = 603,866.99 : x - Step 2: Convert to fraction form
1,113,164.62/1,536,170.10 = 603,866.99/x - Step 3: Cross multiply
1,113,164.62x = 1,536,170.10 × 603,866.99 - Step 4: Simplify right side
1,113,164.62x = 927,642,411,395.66 - Step 5: Solve for x
x = 927,642,411,395.66/1,113,164.62 - Step 6: Final answer
x = 833,338.03
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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.