Home / 941,365.67-1,299,080.04-511,645.82

Finding the Fourth Proportional to 941,365.67, 1,299,080.04 and 511,645.82

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Solution

The fourth proportional to 941,365.67, 1,299,080.04 and 511,645.82 is: 706,068.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,365.67 : 1,299,080.04 = 511,645.82 : x
  2. Step 2: Convert to fraction form
    941,365.67/1,299,080.04 = 511,645.82/x
  3. Step 3: Cross multiply
    941,365.67x = 1,299,080.04 × 511,645.82
  4. Step 4: Simplify right side
    941,365.67x = 664,668,872,311.43
  5. Step 5: Solve for x
    x = 664,668,872,311.43/941,365.67
  6. Step 6: Final answer
    x = 706,068.74

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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.