Finding the Fourth Proportional to 765,521.07, 1,056,606.57 and 593,097.99
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Solution
The fourth proportional to 765,521.07, 1,056,606.57 and 593,097.99 is: 818,620.49
Step by Step Solution
- Step 1: Write the proportion equation
765,521.07 : 1,056,606.57 = 593,097.99 : x - Step 2: Convert to fraction form
765,521.07/1,056,606.57 = 593,097.99/x - Step 3: Cross multiply
765,521.07x = 1,056,606.57 × 593,097.99 - Step 4: Simplify right side
765,521.07x = 626,671,232,887.79 - Step 5: Solve for x
x = 626,671,232,887.79/765,521.07 - Step 6: Final answer
x = 818,620.49
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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.