Home / 824,150.10-1,236,443.85-291,615.60

Finding the Fourth Proportional to 824,150.10, 1,236,443.85 and 291,615.60

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Solution

The fourth proportional to 824,150.10, 1,236,443.85 and 291,615.60 is: 437,500.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,150.10 : 1,236,443.85 = 291,615.60 : x
  2. Step 2: Convert to fraction form
    824,150.10/1,236,443.85 = 291,615.60/x
  3. Step 3: Cross multiply
    824,150.10x = 1,236,443.85 × 291,615.60
  4. Step 4: Simplify right side
    824,150.10x = 360,566,315,184.06
  5. Step 5: Solve for x
    x = 360,566,315,184.06/824,150.10
  6. Step 6: Final answer
    x = 437,500.78

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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.