Finding the Third Proportional to 376,130 and 549,781
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Solution
The third proportional to 376,130 and 549,781 is: 803,602.87
Step by Step Solution
- Step 1: Write the proportion equation
376,130 : 549,781 = 549,781 : x - Step 2: Convert to fraction form
376,130/549,781 = 549,781/x - Step 3: Cross multiply
376,130x = 549,781 × 549,781 - Step 4: Simplify right side
376,130x = 302,259,147,961 - Step 5: Solve for x
x = 302,259,147,961/376,130 - Step 6: Final answer
x = 803,602.87
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Why These Related Problems?
These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.