Home / 1,634,294.40-2,451,441.28-512,453.76

Finding the Fourth Proportional to 1,634,294.40, 2,451,441.28 and 512,453.76

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Solution

The fourth proportional to 1,634,294.40, 2,451,441.28 and 512,453.76 is: 768,680.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,634,294.40 : 2,451,441.28 = 512,453.76 : x
  2. Step 2: Convert to fraction form
    1,634,294.40/2,451,441.28 = 512,453.76/x
  3. Step 3: Cross multiply
    1,634,294.40x = 2,451,441.28 × 512,453.76
  4. Step 4: Simplify right side
    1,634,294.40x = 1,256,250,301,355.21
  5. Step 5: Solve for x
    x = 1,256,250,301,355.21/1,634,294.40
  6. Step 6: Final answer
    x = 768,680.54

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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.