Home / 614,905.67-846,824.60-528,234.86

Finding the Fourth Proportional to 614,905.67, 846,824.60 and 528,234.86

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Solution

The fourth proportional to 614,905.67, 846,824.60 and 528,234.86 is: 727,464.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,905.67 : 846,824.60 = 528,234.86 : x
  2. Step 2: Convert to fraction form
    614,905.67/846,824.60 = 528,234.86/x
  3. Step 3: Cross multiply
    614,905.67x = 846,824.60 × 528,234.86
  4. Step 4: Simplify right side
    614,905.67x = 447,322,273,501.44
  5. Step 5: Solve for x
    x = 447,322,273,501.44/614,905.67
  6. Step 6: Final answer
    x = 727,464.87

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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.