Home / 903,266.89-1,355,425.20-404,630.89

Finding the Fourth Proportional to 903,266.89, 1,355,425.20 and 404,630.89

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Solution

The fourth proportional to 903,266.89, 1,355,425.20 and 404,630.89 is: 607,181.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,266.89 : 1,355,425.20 = 404,630.89 : x
  2. Step 2: Convert to fraction form
    903,266.89/1,355,425.20 = 404,630.89/x
  3. Step 3: Cross multiply
    903,266.89x = 1,355,425.20 × 404,630.89
  4. Step 4: Simplify right side
    903,266.89x = 548,446,905,004.43
  5. Step 5: Solve for x
    x = 548,446,905,004.43/903,266.89
  6. Step 6: Final answer
    x = 607,181.46

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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.