Home / 841,120.96-1,160,713.92-459,147.28

Finding the Fourth Proportional to 841,120.96, 1,160,713.92 and 459,147.28

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Solution

The fourth proportional to 841,120.96, 1,160,713.92 and 459,147.28 is: 633,605.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,120.96 : 1,160,713.92 = 459,147.28 : x
  2. Step 2: Convert to fraction form
    841,120.96/1,160,713.92 = 459,147.28/x
  3. Step 3: Cross multiply
    841,120.96x = 1,160,713.92 × 459,147.28
  4. Step 4: Simplify right side
    841,120.96x = 532,938,639,226.14
  5. Step 5: Solve for x
    x = 532,938,639,226.14/841,120.96
  6. Step 6: Final answer
    x = 633,605.23

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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.