Finding the Fourth Proportional to 343,312.08, 514,841.76 and 118,614.84
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Solution
The fourth proportional to 343,312.08, 514,841.76 and 118,614.84 is: 177,878.60
Step by Step Solution
- Step 1: Write the proportion equation
343,312.08 : 514,841.76 = 118,614.84 : x - Step 2: Convert to fraction form
343,312.08/514,841.76 = 118,614.84/x - Step 3: Cross multiply
343,312.08x = 514,841.76 × 118,614.84 - Step 4: Simplify right side
343,312.08x = 61,067,872,987.72 - Step 5: Solve for x
x = 61,067,872,987.72/343,312.08 - Step 6: Final answer
x = 177,878.60
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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.