Home / 841,391.74-1,161,116.00-459,415.78

Finding the Fourth Proportional to 841,391.74, 1,161,116.00 and 459,415.78

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Solution

The fourth proportional to 841,391.74, 1,161,116.00 and 459,415.78 is: 633,991.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,391.74 : 1,161,116.00 = 459,415.78 : x
  2. Step 2: Convert to fraction form
    841,391.74/1,161,116.00 = 459,415.78/x
  3. Step 3: Cross multiply
    841,391.74x = 1,161,116.00 × 459,415.78
  4. Step 4: Simplify right side
    841,391.74x = 533,435,004,707.82
  5. Step 5: Solve for x
    x = 533,435,004,707.82/841,391.74
  6. Step 6: Final answer
    x = 633,991.26

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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.