Finding the Fourth Proportional to 1,584,345.12, 2,376,478.08 and 462,423.84
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Solution
The fourth proportional to 1,584,345.12, 2,376,478.08 and 462,423.84 is: 693,624.20
Step by Step Solution
- Step 1: Write the proportion equation
1,584,345.12 : 2,376,478.08 = 462,423.84 : x - Step 2: Convert to fraction form
1,584,345.12/2,376,478.08 = 462,423.84/x - Step 3: Cross multiply
1,584,345.12x = 2,376,478.08 × 462,423.84 - Step 4: Simplify right side
1,584,345.12x = 1,098,940,119,429.43 - Step 5: Solve for x
x = 1,098,940,119,429.43/1,584,345.12 - Step 6: Final answer
x = 693,624.20
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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.