Finding the Fourth Proportional to 574,681.84, 792,232.42 and 402,065.02
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Solution
The fourth proportional to 574,681.84, 792,232.42 and 402,065.02 is: 554,270.07
Step by Step Solution
- Step 1: Write the proportion equation
574,681.84 : 792,232.42 = 402,065.02 : x - Step 2: Convert to fraction form
574,681.84/792,232.42 = 402,065.02/x - Step 3: Cross multiply
574,681.84x = 792,232.42 × 402,065.02 - Step 4: Simplify right side
574,681.84x = 318,528,943,791.95 - Step 5: Solve for x
x = 318,528,943,791.95/574,681.84 - Step 6: Final answer
x = 554,270.07
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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.