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Finding the Fourth Proportional to 1,508,250.64, 2,081,400 and 829,192

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Solution

The fourth proportional to 1,508,250.64, 2,081,400 and 829,192 is: 1,144,292.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,508,250.64 : 2,081,400 = 829,192 : x
  2. Step 2: Convert to fraction form
    1,508,250.64/2,081,400 = 829,192/x
  3. Step 3: Cross multiply
    1,508,250.64x = 2,081,400 × 829,192
  4. Step 4: Simplify right side
    1,508,250.64x = 1,725,880,228,800
  5. Step 5: Solve for x
    x = 1,725,880,228,800/1,508,250.64
  6. Step 6: Final answer
    x = 1,144,292.72

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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.