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Finding the Fourth Proportional to 524,273.80, 786,410.70 and 483,723.40

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Solution

The fourth proportional to 524,273.80, 786,410.70 and 483,723.40 is: 725,585.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,273.80 : 786,410.70 = 483,723.40 : x
  2. Step 2: Convert to fraction form
    524,273.80/786,410.70 = 483,723.40/x
  3. Step 3: Cross multiply
    524,273.80x = 786,410.70 × 483,723.40
  4. Step 4: Simplify right side
    524,273.80x = 380,405,257,600.38
  5. Step 5: Solve for x
    x = 380,405,257,600.38/524,273.80
  6. Step 6: Final answer
    x = 725,585.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.