Home / 806,632.64-1,113,160.56-444,063.68

Finding the Fourth Proportional to 806,632.64, 1,113,160.56 and 444,063.68

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Solution

The fourth proportional to 806,632.64, 1,113,160.56 and 444,063.68 is: 612,812.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,632.64 : 1,113,160.56 = 444,063.68 : x
  2. Step 2: Convert to fraction form
    806,632.64/1,113,160.56 = 444,063.68/x
  3. Step 3: Cross multiply
    806,632.64x = 1,113,160.56 × 444,063.68
  4. Step 4: Simplify right side
    806,632.64x = 494,314,174,704.46
  5. Step 5: Solve for x
    x = 494,314,174,704.46/806,632.64
  6. Step 6: Final answer
    x = 612,812.02

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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.