Home / 841,265.28-1,161,079.38-535,022.37

Finding the Fourth Proportional to 841,265.28, 1,161,079.38 and 535,022.37

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Solution

The fourth proportional to 841,265.28, 1,161,079.38 and 535,022.37 is: 738,415.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,265.28 : 1,161,079.38 = 535,022.37 : x
  2. Step 2: Convert to fraction form
    841,265.28/1,161,079.38 = 535,022.37/x
  3. Step 3: Cross multiply
    841,265.28x = 1,161,079.38 × 535,022.37
  4. Step 4: Simplify right side
    841,265.28x = 621,203,441,645.73
  5. Step 5: Solve for x
    x = 621,203,441,645.73/841,265.28
  6. Step 6: Final answer
    x = 738,415.64

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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.