Home / 919,426.74-1,268,983.65-575,422.58

Finding the Fourth Proportional to 919,426.74, 1,268,983.65 and 575,422.58

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Solution

The fourth proportional to 919,426.74, 1,268,983.65 and 575,422.58 is: 794,192.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    919,426.74 : 1,268,983.65 = 575,422.58 : x
  2. Step 2: Convert to fraction form
    919,426.74/1,268,983.65 = 575,422.58/x
  3. Step 3: Cross multiply
    919,426.74x = 1,268,983.65 × 575,422.58
  4. Step 4: Simplify right side
    919,426.74x = 730,201,839,515.90
  5. Step 5: Solve for x
    x = 730,201,839,515.90/919,426.74
  6. Step 6: Final answer
    x = 794,192.52

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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.