Finding the Fourth Proportional to 1,113,203.49, 1,536,223.68 and 603,905.82
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Solution
The fourth proportional to 1,113,203.49, 1,536,223.68 and 603,905.82 is: 833,391.59
Step by Step Solution
- Step 1: Write the proportion equation
1,113,203.49 : 1,536,223.68 = 603,905.82 : x - Step 2: Convert to fraction form
1,113,203.49/1,536,223.68 = 603,905.82/x - Step 3: Cross multiply
1,113,203.49x = 1,536,223.68 × 603,905.82 - Step 4: Simplify right side
1,113,203.49x = 927,734,421,173.82 - Step 5: Solve for x
x = 927,734,421,173.82/1,113,203.49 - Step 6: Final answer
x = 833,391.59
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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.