Home / 766,439.24-1,057,605.27-444,250.40

Finding the Fourth Proportional to 766,439.24, 1,057,605.27 and 444,250.40

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Solution

The fourth proportional to 766,439.24, 1,057,605.27 and 444,250.40 is: 613,018.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,439.24 : 1,057,605.27 = 444,250.40 : x
  2. Step 2: Convert to fraction form
    766,439.24/1,057,605.27 = 444,250.40/x
  3. Step 3: Cross multiply
    766,439.24x = 1,057,605.27 × 444,250.40
  4. Step 4: Simplify right side
    766,439.24x = 469,841,564,239.61
  5. Step 5: Solve for x
    x = 469,841,564,239.61/766,439.24
  6. Step 6: Final answer
    x = 613,018.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.