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Finding the Fourth Proportional to 704,099.84, 970,015.20 and 576,029.12

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Solution

The fourth proportional to 704,099.84, 970,015.20 and 576,029.12 is: 793,576.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,099.84 : 970,015.20 = 576,029.12 : x
  2. Step 2: Convert to fraction form
    704,099.84/970,015.20 = 576,029.12/x
  3. Step 3: Cross multiply
    704,099.84x = 970,015.20 × 576,029.12
  4. Step 4: Simplify right side
    704,099.84x = 558,757,002,042.62
  5. Step 5: Solve for x
    x = 558,757,002,042.62/704,099.84
  6. Step 6: Final answer
    x = 793,576.38

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1.5x scale

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.