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Finding the Fourth Proportional to 1,512,653, 2,087,504.91 and 833,633.24

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Solution

The fourth proportional to 1,512,653, 2,087,504.91 and 833,633.24 is: 1,150,437.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512,653 : 2,087,504.91 = 833,633.24 : x
  2. Step 2: Convert to fraction form
    1,512,653/2,087,504.91 = 833,633.24/x
  3. Step 3: Cross multiply
    1,512,653x = 2,087,504.91 × 833,633.24
  4. Step 4: Simplify right side
    1,512,653x = 1,740,213,481,639.21
  5. Step 5: Solve for x
    x = 1,740,213,481,639.21/1,512,653
  6. Step 6: Final answer
    x = 1,150,437.99

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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.