Home / 1,279,341.38-1,765,444.83-706,369.25

Finding the Fourth Proportional to 1,279,341.38, 1,765,444.83 and 706,369.25

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Solution

The fourth proportional to 1,279,341.38, 1,765,444.83 and 706,369.25 is: 974,764.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,279,341.38 : 1,765,444.83 = 706,369.25 : x
  2. Step 2: Convert to fraction form
    1,279,341.38/1,765,444.83 = 706,369.25/x
  3. Step 3: Cross multiply
    1,279,341.38x = 1,765,444.83 × 706,369.25
  4. Step 4: Simplify right side
    1,279,341.38x = 1,247,055,931,656.25
  5. Step 5: Solve for x
    x = 1,247,055,931,656.25/1,279,341.38
  6. Step 6: Final answer
    x = 974,764.01

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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.