Finding the Fourth Proportional to 1,021,206.84, 1,409,304 and 562,341.48
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Solution
The fourth proportional to 1,021,206.84, 1,409,304 and 562,341.48 is: 776,052.48
Step by Step Solution
- Step 1: Write the proportion equation
1,021,206.84 : 1,409,304 = 562,341.48 : x - Step 2: Convert to fraction form
1,021,206.84/1,409,304 = 562,341.48/x - Step 3: Cross multiply
1,021,206.84x = 1,409,304 × 562,341.48 - Step 4: Simplify right side
1,021,206.84x = 792,510,097,129.92 - Step 5: Solve for x
x = 792,510,097,129.92/1,021,206.84 - Step 6: Final answer
x = 776,052.48
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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.