Finding the Fourth Proportional to 935,210.71, 1,402,699.42 and 374,250.07
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Solution
The fourth proportional to 935,210.71, 1,402,699.42 and 374,250.07 is: 561,328.43
Step by Step Solution
- Step 1: Write the proportion equation
935,210.71 : 1,402,699.42 = 374,250.07 : x - Step 2: Convert to fraction form
935,210.71/1,402,699.42 = 374,250.07/x - Step 3: Cross multiply
935,210.71x = 1,402,699.42 × 374,250.07 - Step 4: Simplify right side
935,210.71x = 524,960,356,123.96 - Step 5: Solve for x
x = 524,960,356,123.96/935,210.71 - Step 6: Final answer
x = 561,328.43
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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.