Finding the Fourth Proportional to 452,878.92, 679,276.44 and 153,325.26
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Solution
The fourth proportional to 452,878.92, 679,276.44 and 153,325.26 is: 229,973.69
Step by Step Solution
- Step 1: Write the proportion equation
452,878.92 : 679,276.44 = 153,325.26 : x - Step 2: Convert to fraction form
452,878.92/679,276.44 = 153,325.26/x - Step 3: Cross multiply
452,878.92x = 679,276.44 × 153,325.26 - Step 4: Simplify right side
452,878.92x = 104,150,236,774.87 - Step 5: Solve for x
x = 104,150,236,774.87/452,878.92 - Step 6: Final answer
x = 229,973.69
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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.