Finding the Fourth Proportional to 5,958,717.71, 8,938,159.60 and 1,698,885.94
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Solution
The fourth proportional to 5,958,717.71, 8,938,159.60 and 1,698,885.94 is: 2,548,352.59
Step by Step Solution
- Step 1: Write the proportion equation
5,958,717.71 : 8,938,159.60 = 1,698,885.94 : x - Step 2: Convert to fraction form
5,958,717.71/8,938,159.60 = 1,698,885.94/x - Step 3: Cross multiply
5,958,717.71x = 8,938,159.60 × 1,698,885.94 - Step 4: Simplify right side
5,958,717.71x = 15,184,913,697,184.56 - Step 5: Solve for x
x = 15,184,913,697,184.56/5,958,717.71 - Step 6: Final answer
x = 2,548,352.59
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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.