Home / 952,066.90-1,313,507.55-625,555.78

Finding the Fourth Proportional to 952,066.90, 1,313,507.55 and 625,555.78

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Solution

The fourth proportional to 952,066.90, 1,313,507.55 and 625,555.78 is: 863,040.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    952,066.90 : 1,313,507.55 = 625,555.78 : x
  2. Step 2: Convert to fraction form
    952,066.90/1,313,507.55 = 625,555.78/x
  3. Step 3: Cross multiply
    952,066.90x = 1,313,507.55 × 625,555.78
  4. Step 4: Simplify right side
    952,066.90x = 821,672,239,976.14
  5. Step 5: Solve for x
    x = 821,672,239,976.14/952,066.90
  6. Step 6: Final answer
    x = 863,040.44

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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.