Finding the Fourth Proportional to 953,052.08, 1,315,215.52 and 517,470.08
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Solution
The fourth proportional to 953,052.08, 1,315,215.52 and 517,470.08 is: 714,110.69
Step by Step Solution
- Step 1: Write the proportion equation
953,052.08 : 1,315,215.52 = 517,470.08 : x - Step 2: Convert to fraction form
953,052.08/1,315,215.52 = 517,470.08/x - Step 3: Cross multiply
953,052.08x = 1,315,215.52 × 517,470.08 - Step 4: Simplify right side
953,052.08x = 680,584,680,351.64 - Step 5: Solve for x
x = 680,584,680,351.64/953,052.08 - Step 6: Final answer
x = 714,110.69
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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.