Finding the Fourth Proportional to 873,325.24, 1,309,987.78 and 242,239.08
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Solution
The fourth proportional to 873,325.24, 1,309,987.78 and 242,239.08 is: 363,358.60
Step by Step Solution
- Step 1: Write the proportion equation
873,325.24 : 1,309,987.78 = 242,239.08 : x - Step 2: Convert to fraction form
873,325.24/1,309,987.78 = 242,239.08/x - Step 3: Cross multiply
873,325.24x = 1,309,987.78 × 242,239.08 - Step 4: Simplify right side
873,325.24x = 317,330,234,638.44 - Step 5: Solve for x
x = 317,330,234,638.44/873,325.24 - Step 6: Final answer
x = 363,358.60
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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.