Home / 899,563.20-1,349,717.74-393,863.16

Finding the Fourth Proportional to 899,563.20, 1,349,717.74 and 393,863.16

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Solution

The fourth proportional to 899,563.20, 1,349,717.74 and 393,863.16 is: 590,958.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,563.20 : 1,349,717.74 = 393,863.16 : x
  2. Step 2: Convert to fraction form
    899,563.20/1,349,717.74 = 393,863.16/x
  3. Step 3: Cross multiply
    899,563.20x = 1,349,717.74 × 393,863.16
  4. Step 4: Simplify right side
    899,563.20x = 531,604,094,184.46
  5. Step 5: Solve for x
    x = 531,604,094,184.46/899,563.20
  6. Step 6: Final answer
    x = 590,958.03

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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.