Finding the Fourth Proportional to 583,692.74, 805,189.59 and 474,918.68
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Solution
The fourth proportional to 583,692.74, 805,189.59 and 474,918.68 is: 655,138.48
Step by Step Solution
- Step 1: Write the proportion equation
583,692.74 : 805,189.59 = 474,918.68 : x - Step 2: Convert to fraction form
583,692.74/805,189.59 = 474,918.68/x - Step 3: Cross multiply
583,692.74x = 805,189.59 × 474,918.68 - Step 4: Simplify right side
583,692.74x = 382,399,573,206.59 - Step 5: Solve for x
x = 382,399,573,206.59/583,692.74 - Step 6: Final answer
x = 655,138.48
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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.