Finding the Fourth Proportional to 5,742,417.40, 8,612,934.90 and 2,376,273.40
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Solution
The fourth proportional to 5,742,417.40, 8,612,934.90 and 2,376,273.40 is: 3,564,124.07
Step by Step Solution
- Step 1: Write the proportion equation
5,742,417.40 : 8,612,934.90 = 2,376,273.40 : x - Step 2: Convert to fraction form
5,742,417.40/8,612,934.90 = 2,376,273.40/x - Step 3: Cross multiply
5,742,417.40x = 8,612,934.90 × 2,376,273.40 - Step 4: Simplify right side
5,742,417.40x = 20,466,688,098,801.66 - Step 5: Solve for x
x = 20,466,688,098,801.66/5,742,417.40 - Step 6: Final answer
x = 3,564,124.07
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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.