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Finding the Fourth Proportional to 701,300.57, 967,345.97 and 486,362.21

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Solution

The fourth proportional to 701,300.57, 967,345.97 and 486,362.21 is: 670,868.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,300.57 : 967,345.97 = 486,362.21 : x
  2. Step 2: Convert to fraction form
    701,300.57/967,345.97 = 486,362.21/x
  3. Step 3: Cross multiply
    701,300.57x = 967,345.97 × 486,362.21
  4. Step 4: Simplify right side
    701,300.57x = 470,480,516,535.25
  5. Step 5: Solve for x
    x = 470,480,516,535.25/701,300.57
  6. Step 6: Final answer
    x = 670,868.58

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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.