Home / 1,069,512.76-1,604,253.90-259,903.11

Finding the Fourth Proportional to 1,069,512.76, 1,604,253.90 and 259,903.11

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Solution

The fourth proportional to 1,069,512.76, 1,604,253.90 and 259,903.11 is: 389,850.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,512.76 : 1,604,253.90 = 259,903.11 : x
  2. Step 2: Convert to fraction form
    1,069,512.76/1,604,253.90 = 259,903.11/x
  3. Step 3: Cross multiply
    1,069,512.76x = 1,604,253.90 × 259,903.11
  4. Step 4: Simplify right side
    1,069,512.76x = 416,950,584,830.22
  5. Step 5: Solve for x
    x = 416,950,584,830.22/1,069,512.76
  6. Step 6: Final answer
    x = 389,850.97

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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.