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Finding the Fourth Proportional to 1,786,234.65, 2,464,955.82 and 1,051,232.16

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Solution

The fourth proportional to 1,786,234.65, 2,464,955.82 and 1,051,232.16 is: 1,450,672.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,786,234.65 : 2,464,955.82 = 1,051,232.16 : x
  2. Step 2: Convert to fraction form
    1,786,234.65/2,464,955.82 = 1,051,232.16/x
  3. Step 3: Cross multiply
    1,786,234.65x = 2,464,955.82 × 1,051,232.16
  4. Step 4: Simplify right side
    1,786,234.65x = 2,591,240,840,206.76
  5. Step 5: Solve for x
    x = 2,591,240,840,206.76/1,786,234.65
  6. Step 6: Final answer
    x = 1,450,672.14

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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.