Finding the Fourth Proportional to 832,632.84, 1,248,993.45 and 264,058.74
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Solution
The fourth proportional to 832,632.84, 1,248,993.45 and 264,058.74 is: 396,102.12
Step by Step Solution
- Step 1: Write the proportion equation
832,632.84 : 1,248,993.45 = 264,058.74 : x - Step 2: Convert to fraction form
832,632.84/1,248,993.45 = 264,058.74/x - Step 3: Cross multiply
832,632.84x = 1,248,993.45 × 264,058.74 - Step 4: Simplify right side
832,632.84x = 329,807,636,675.25 - Step 5: Solve for x
x = 329,807,636,675.25/832,632.84 - Step 6: Final answer
x = 396,102.12
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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.