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Finding the Fourth Proportional to 697,753.94, 963,050.49 and 425,763.56

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Solution

The fourth proportional to 697,753.94, 963,050.49 and 425,763.56 is: 587,645.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,753.94 : 963,050.49 = 425,763.56 : x
  2. Step 2: Convert to fraction form
    697,753.94/963,050.49 = 425,763.56/x
  3. Step 3: Cross multiply
    697,753.94x = 963,050.49 × 425,763.56
  4. Step 4: Simplify right side
    697,753.94x = 410,031,800,266.89
  5. Step 5: Solve for x
    x = 410,031,800,266.89/697,753.94
  6. Step 6: Final answer
    x = 587,645.27

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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.