Home / 841,277.64-1,259,904.72-485,212.17

Finding the Fourth Proportional to 841,277.64, 1,259,904.72 and 485,212.17

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Solution

The fourth proportional to 841,277.64, 1,259,904.72 and 485,212.17 is: 726,657.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,277.64 : 1,259,904.72 = 485,212.17 : x
  2. Step 2: Convert to fraction form
    841,277.64/1,259,904.72 = 485,212.17/x
  3. Step 3: Cross multiply
    841,277.64x = 1,259,904.72 × 485,212.17
  4. Step 4: Simplify right side
    841,277.64x = 611,321,103,184.44
  5. Step 5: Solve for x
    x = 611,321,103,184.44/841,277.64
  6. Step 6: Final answer
    x = 726,657.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.