Home / 829,905.60-1,242,525.60-806,577.60

Finding the Fourth Proportional to 829,905.60, 1,242,525.60 and 806,577.60

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Solution

The fourth proportional to 829,905.60, 1,242,525.60 and 806,577.60 is: 1,207,599.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,905.60 : 1,242,525.60 = 806,577.60 : x
  2. Step 2: Convert to fraction form
    829,905.60/1,242,525.60 = 806,577.60/x
  3. Step 3: Cross multiply
    829,905.60x = 1,242,525.60 × 806,577.60
  4. Step 4: Simplify right side
    829,905.60x = 1,002,193,316,386.56
  5. Step 5: Solve for x
    x = 1,002,193,316,386.56/829,905.60
  6. Step 6: Final answer
    x = 1,207,599.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.