Home / 947,938.10-1,308,170.13-565,998.26

Finding the Fourth Proportional to 947,938.10, 1,308,170.13 and 565,998.26

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Solution

The fourth proportional to 947,938.10, 1,308,170.13 and 565,998.26 is: 781,086.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,938.10 : 1,308,170.13 = 565,998.26 : x
  2. Step 2: Convert to fraction form
    947,938.10/1,308,170.13 = 565,998.26/x
  3. Step 3: Cross multiply
    947,938.10x = 1,308,170.13 × 565,998.26
  4. Step 4: Simplify right side
    947,938.10x = 740,422,017,363.97
  5. Step 5: Solve for x
    x = 740,422,017,363.97/947,938.10
  6. Step 6: Final answer
    x = 781,086.88

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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.