Home / 909,251.41-1,363,877.12-403,693.56

Finding the Fourth Proportional to 909,251.41, 1,363,877.12 and 403,693.56

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Solution

The fourth proportional to 909,251.41, 1,363,877.12 and 403,693.56 is: 605,540.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,251.41 : 1,363,877.12 = 403,693.56 : x
  2. Step 2: Convert to fraction form
    909,251.41/1,363,877.12 = 403,693.56/x
  3. Step 3: Cross multiply
    909,251.41x = 1,363,877.12 × 403,693.56
  4. Step 4: Simplify right side
    909,251.41x = 550,588,409,975.35
  5. Step 5: Solve for x
    x = 550,588,409,975.35/909,251.41
  6. Step 6: Final answer
    x = 605,540.34

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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.