Finding the Fourth Proportional to 1,206,370.08, 1,665,437.13 and 930,124.58
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Solution
The fourth proportional to 1,206,370.08, 1,665,437.13 and 930,124.58 is: 1,284,070.31
Step by Step Solution
- Step 1: Write the proportion equation
1,206,370.08 : 1,665,437.13 = 930,124.58 : x - Step 2: Convert to fraction form
1,206,370.08/1,665,437.13 = 930,124.58/x - Step 3: Cross multiply
1,206,370.08x = 1,665,437.13 × 930,124.58 - Step 4: Simplify right side
1,206,370.08x = 1,549,064,002,730.47 - Step 5: Solve for x
x = 1,549,064,002,730.47/1,206,370.08 - Step 6: Final answer
x = 1,284,070.31
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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.