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Finding the Fourth Proportional to 524,177.56, 786,190.74 and 239,783.32

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Solution

The fourth proportional to 524,177.56, 786,190.74 and 239,783.32 is: 359,640.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,177.56 : 786,190.74 = 239,783.32 : x
  2. Step 2: Convert to fraction form
    524,177.56/786,190.74 = 239,783.32/x
  3. Step 3: Cross multiply
    524,177.56x = 786,190.74 × 239,783.32
  4. Step 4: Simplify right side
    524,177.56x = 188,515,425,790.46
  5. Step 5: Solve for x
    x = 188,515,425,790.46/524,177.56
  6. Step 6: Final answer
    x = 359,640.40

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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.