Home / 806,630.64-1,113,157.80-444,061.68

Finding the Fourth Proportional to 806,630.64, 1,113,157.80 and 444,061.68

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Solution

The fourth proportional to 806,630.64, 1,113,157.80 and 444,061.68 is: 612,809.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,630.64 : 1,113,157.80 = 444,061.68 : x
  2. Step 2: Convert to fraction form
    806,630.64/1,113,157.80 = 444,061.68/x
  3. Step 3: Cross multiply
    806,630.64x = 1,113,157.80 × 444,061.68
  4. Step 4: Simplify right side
    806,630.64x = 494,310,722,773.10
  5. Step 5: Solve for x
    x = 494,310,722,773.10/806,630.64
  6. Step 6: Final answer
    x = 612,809.26

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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.