Finding the Fourth Proportional to 742,536.35, 1,113,795.12 and 237,090.92
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Solution
The fourth proportional to 742,536.35, 1,113,795.12 and 237,090.92 is: 355,633.38
Step by Step Solution
- Step 1: Write the proportion equation
742,536.35 : 1,113,795.12 = 237,090.92 : x - Step 2: Convert to fraction form
742,536.35/1,113,795.12 = 237,090.92/x - Step 3: Cross multiply
742,536.35x = 1,113,795.12 × 237,090.92 - Step 4: Simplify right side
742,536.35x = 264,070,709,692.31 - Step 5: Solve for x
x = 264,070,709,692.31/742,536.35 - Step 6: Final answer
x = 355,633.38
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.