Home / 941,365.60-1,299,097.68-511,645.60

Finding the Fourth Proportional to 941,365.60, 1,299,097.68 and 511,645.60

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Solution

The fourth proportional to 941,365.60, 1,299,097.68 and 511,645.60 is: 706,078.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,365.60 : 1,299,097.68 = 511,645.60 : x
  2. Step 2: Convert to fraction form
    941,365.60/1,299,097.68 = 511,645.60/x
  3. Step 3: Cross multiply
    941,365.60x = 1,299,097.68 × 511,645.60
  4. Step 4: Simplify right side
    941,365.60x = 664,677,611,942.21
  5. Step 5: Solve for x
    x = 664,677,611,942.21/941,365.60
  6. Step 6: Final answer
    x = 706,078.08

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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.