Finding the Fourth Proportional to 346,405.84, 519,550.20 and 97,030.48
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Solution
The fourth proportional to 346,405.84, 519,550.20 and 97,030.48 is: 145,529.32
Step by Step Solution
- Step 1: Write the proportion equation
346,405.84 : 519,550.20 = 97,030.48 : x - Step 2: Convert to fraction form
346,405.84/519,550.20 = 97,030.48/x - Step 3: Cross multiply
346,405.84x = 519,550.20 × 97,030.48 - Step 4: Simplify right side
346,405.84x = 50,412,205,290.10 - Step 5: Solve for x
x = 50,412,205,290.10/346,405.84 - Step 6: Final answer
x = 145,529.32
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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.