Home / 808,634.28-1,115,895.60-446,050.20

Finding the Fourth Proportional to 808,634.28, 1,115,895.60 and 446,050.20

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Solution

The fourth proportional to 808,634.28, 1,115,895.60 and 446,050.20 is: 615,538.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,634.28 : 1,115,895.60 = 446,050.20 : x
  2. Step 2: Convert to fraction form
    808,634.28/1,115,895.60 = 446,050.20/x
  3. Step 3: Cross multiply
    808,634.28x = 1,115,895.60 × 446,050.20
  4. Step 4: Simplify right side
    808,634.28x = 497,745,455,559.12
  5. Step 5: Solve for x
    x = 497,745,455,559.12/808,634.28
  6. Step 6: Final answer
    x = 615,538.41

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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.