Home / 837,800.28-1,156,130.01-455,827.23

Finding the Fourth Proportional to 837,800.28, 1,156,130.01 and 455,827.23

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Solution

The fourth proportional to 837,800.28, 1,156,130.01 and 455,827.23 is: 629,022.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,800.28 : 1,156,130.01 = 455,827.23 : x
  2. Step 2: Convert to fraction form
    837,800.28/1,156,130.01 = 455,827.23/x
  3. Step 3: Cross multiply
    837,800.28x = 1,156,130.01 × 455,827.23
  4. Step 4: Simplify right side
    837,800.28x = 526,995,539,978.17
  5. Step 5: Solve for x
    x = 526,995,539,978.17/837,800.28
  6. Step 6: Final answer
    x = 629,022.87

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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.