Finding the Fourth Proportional to 1,113,439.84, 1,536,564.84 and 604,142.21
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Solution
The fourth proportional to 1,113,439.84, 1,536,564.84 and 604,142.21 is: 833,725.94
Step by Step Solution
- Step 1: Write the proportion equation
1,113,439.84 : 1,536,564.84 = 604,142.21 : x - Step 2: Convert to fraction form
1,113,439.84/1,536,564.84 = 604,142.21/x - Step 3: Cross multiply
1,113,439.84x = 1,536,564.84 × 604,142.21 - Step 4: Simplify right side
1,113,439.84x = 928,303,679,821.78 - Step 5: Solve for x
x = 928,303,679,821.78/1,113,439.84 - Step 6: Final answer
x = 833,725.94
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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.