Home / 837,903.30-1,156,301.24-455,931.60

Finding the Fourth Proportional to 837,903.30, 1,156,301.24 and 455,931.60

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Solution

The fourth proportional to 837,903.30, 1,156,301.24 and 455,931.60 is: 629,182.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,903.30 : 1,156,301.24 = 455,931.60 : x
  2. Step 2: Convert to fraction form
    837,903.30/1,156,301.24 = 455,931.60/x
  3. Step 3: Cross multiply
    837,903.30x = 1,156,301.24 × 455,931.60
  4. Step 4: Simplify right side
    837,903.30x = 527,194,272,155.53
  5. Step 5: Solve for x
    x = 527,194,272,155.53/837,903.30
  6. Step 6: Final answer
    x = 629,182.71

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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.