Home / 867,052.86-1,196,579.43-485,056.86

Finding the Fourth Proportional to 867,052.86, 1,196,579.43 and 485,056.86

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Solution

The fourth proportional to 867,052.86, 1,196,579.43 and 485,056.86 is: 669,404.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,052.86 : 1,196,579.43 = 485,056.86 : x
  2. Step 2: Convert to fraction form
    867,052.86/1,196,579.43 = 485,056.86/x
  3. Step 3: Cross multiply
    867,052.86x = 1,196,579.43 × 485,056.86
  4. Step 4: Simplify right side
    867,052.86x = 580,409,061,056.39
  5. Step 5: Solve for x
    x = 580,409,061,056.39/867,052.86
  6. Step 6: Final answer
    x = 669,404.47

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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.