Home / 808,473.20-1,215,334.20-573,443.60

Finding the Fourth Proportional to 808,473.20, 1,215,334.20 and 573,443.60

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Solution

The fourth proportional to 808,473.20, 1,215,334.20 and 573,443.60 is: 862,026.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,473.20 : 1,215,334.20 = 573,443.60 : x
  2. Step 2: Convert to fraction form
    808,473.20/1,215,334.20 = 573,443.60/x
  3. Step 3: Cross multiply
    808,473.20x = 1,215,334.20 × 573,443.60
  4. Step 4: Simplify right side
    808,473.20x = 696,925,618,851.12
  5. Step 5: Solve for x
    x = 696,925,618,851.12/808,473.20
  6. Step 6: Final answer
    x = 862,026.87

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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.