Finding the Fourth Proportional to 1,775,248.40, 2,657,623.80 and 1,671,438.80
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Solution
The fourth proportional to 1,775,248.40, 2,657,623.80 and 1,671,438.80 is: 2,502,216.33
Step by Step Solution
- Step 1: Write the proportion equation
1,775,248.40 : 2,657,623.80 = 1,671,438.80 : x - Step 2: Convert to fraction form
1,775,248.40/2,657,623.80 = 1,671,438.80/x - Step 3: Cross multiply
1,775,248.40x = 2,657,623.80 × 1,671,438.80 - Step 4: Simplify right side
1,775,248.40x = 4,442,055,535,123.44 - Step 5: Solve for x
x = 4,442,055,535,123.44/1,775,248.40 - Step 6: Final answer
x = 2,502,216.33
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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.