Finding the Fourth Proportional to 368,692.68, 553,126.50 and 119,374.68
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Solution
The fourth proportional to 368,692.68, 553,126.50 and 119,374.68 is: 179,090.34
Step by Step Solution
- Step 1: Write the proportion equation
368,692.68 : 553,126.50 = 119,374.68 : x - Step 2: Convert to fraction form
368,692.68/553,126.50 = 119,374.68/x - Step 3: Cross multiply
368,692.68x = 553,126.50 × 119,374.68 - Step 4: Simplify right side
368,692.68x = 66,029,298,937.02 - Step 5: Solve for x
x = 66,029,298,937.02/368,692.68 - Step 6: Final answer
x = 179,090.34
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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.