Home / 949,833.34-1,310,767.82-520,109.71

Finding the Fourth Proportional to 949,833.34, 1,310,767.82 and 520,109.71

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Solution

The fourth proportional to 949,833.34, 1,310,767.82 and 520,109.71 is: 717,750.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,833.34 : 1,310,767.82 = 520,109.71 : x
  2. Step 2: Convert to fraction form
    949,833.34/1,310,767.82 = 520,109.71/x
  3. Step 3: Cross multiply
    949,833.34x = 1,310,767.82 × 520,109.71
  4. Step 4: Simplify right side
    949,833.34x = 681,743,066,810.48
  5. Step 5: Solve for x
    x = 681,743,066,810.48/949,833.34
  6. Step 6: Final answer
    x = 717,750.20

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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.