Home / 943,259.17-1,301,654.76-513,538.37

Finding the Fourth Proportional to 943,259.17, 1,301,654.76 and 513,538.37

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Solution

The fourth proportional to 943,259.17, 1,301,654.76 and 513,538.37 is: 708,659.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,259.17 : 1,301,654.76 = 513,538.37 : x
  2. Step 2: Convert to fraction form
    943,259.17/1,301,654.76 = 513,538.37/x
  3. Step 3: Cross multiply
    943,259.17x = 1,301,654.76 × 513,538.37
  4. Step 4: Simplify right side
    943,259.17x = 668,449,667,007.28
  5. Step 5: Solve for x
    x = 668,449,667,007.28/943,259.17
  6. Step 6: Final answer
    x = 708,659.60

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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.