Home / 766,864.45-1,058,186.19-444,507.94

Finding the Fourth Proportional to 766,864.45, 1,058,186.19 and 444,507.94

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Solution

The fourth proportional to 766,864.45, 1,058,186.19 and 444,507.94 is: 613,370.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,864.45 : 1,058,186.19 = 444,507.94 : x
  2. Step 2: Convert to fraction form
    766,864.45/1,058,186.19 = 444,507.94/x
  3. Step 3: Cross multiply
    766,864.45x = 1,058,186.19 × 444,507.94
  4. Step 4: Simplify right side
    766,864.45x = 470,372,163,453.35
  5. Step 5: Solve for x
    x = 470,372,163,453.35/766,864.45
  6. Step 6: Final answer
    x = 613,370.67

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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.