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Finding the Fourth Proportional to 883,287.84, 1,219,170.24 and 544,040.40

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Solution

The fourth proportional to 883,287.84, 1,219,170.24 and 544,040.40 is: 750,919.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,287.84 : 1,219,170.24 = 544,040.40 : x
  2. Step 2: Convert to fraction form
    883,287.84/1,219,170.24 = 544,040.40/x
  3. Step 3: Cross multiply
    883,287.84x = 1,219,170.24 × 544,040.40
  4. Step 4: Simplify right side
    883,287.84x = 663,277,865,037.70
  5. Step 5: Solve for x
    x = 663,277,865,037.70/883,287.84
  6. Step 6: Final answer
    x = 750,919.28

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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.