Home / 752,686.51-1,038,234.91-446,546.17

Finding the Fourth Proportional to 752,686.51, 1,038,234.91 and 446,546.17

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Solution

The fourth proportional to 752,686.51, 1,038,234.91 and 446,546.17 is: 615,953.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,686.51 : 1,038,234.91 = 446,546.17 : x
  2. Step 2: Convert to fraction form
    752,686.51/1,038,234.91 = 446,546.17/x
  3. Step 3: Cross multiply
    752,686.51x = 1,038,234.91 × 446,546.17
  4. Step 4: Simplify right side
    752,686.51x = 463,619,822,620.80
  5. Step 5: Solve for x
    x = 463,619,822,620.80/752,686.51
  6. Step 6: Final answer
    x = 615,953.41

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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.