Home / 941,173.52-1,298,162.78-618,780.56

Finding the Fourth Proportional to 941,173.52, 1,298,162.78 and 618,780.56

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Solution

The fourth proportional to 941,173.52, 1,298,162.78 and 618,780.56 is: 853,485.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,173.52 : 1,298,162.78 = 618,780.56 : x
  2. Step 2: Convert to fraction form
    941,173.52/1,298,162.78 = 618,780.56/x
  3. Step 3: Cross multiply
    941,173.52x = 1,298,162.78 × 618,780.56
  4. Step 4: Simplify right side
    941,173.52x = 803,277,891,979.56
  5. Step 5: Solve for x
    x = 803,277,891,979.56/941,173.52
  6. Step 6: Final answer
    x = 853,485.44

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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.