Finding the Fourth Proportional to 876,266.02, 1,209,246.60 and 473,858.02
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Solution
The fourth proportional to 876,266.02, 1,209,246.60 and 473,858.02 is: 653,923.79
Step by Step Solution
- Step 1: Write the proportion equation
876,266.02 : 1,209,246.60 = 473,858.02 : x - Step 2: Convert to fraction form
876,266.02/1,209,246.60 = 473,858.02/x - Step 3: Cross multiply
876,266.02x = 1,209,246.60 × 473,858.02 - Step 4: Simplify right side
876,266.02x = 573,011,199,567.73 - Step 5: Solve for x
x = 573,011,199,567.73/876,266.02 - Step 6: Final answer
x = 653,923.79
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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.