Finding the Fourth Proportional to 302,406.40, 417,296.37 and 175,090.06
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Solution
The fourth proportional to 302,406.40, 417,296.37 and 175,090.06 is: 241,610.12
Step by Step Solution
- Step 1: Write the proportion equation
302,406.40 : 417,296.37 = 175,090.06 : x - Step 2: Convert to fraction form
302,406.40/417,296.37 = 175,090.06/x - Step 3: Cross multiply
302,406.40x = 417,296.37 × 175,090.06 - Step 4: Simplify right side
302,406.40x = 73,064,446,461.08 - Step 5: Solve for x
x = 73,064,446,461.08/302,406.40 - Step 6: Final answer
x = 241,610.12
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.