Home / 540,667.68-746,091.27-298,935.72

Finding the Fourth Proportional to 540,667.68, 746,091.27 and 298,935.72

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Solution

The fourth proportional to 540,667.68, 746,091.27 and 298,935.72 is: 412,514.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,667.68 : 746,091.27 = 298,935.72 : x
  2. Step 2: Convert to fraction form
    540,667.68/746,091.27 = 298,935.72/x
  3. Step 3: Cross multiply
    540,667.68x = 746,091.27 × 298,935.72
  4. Step 4: Simplify right side
    540,667.68x = 223,033,330,983.16
  5. Step 5: Solve for x
    x = 223,033,330,983.16/540,667.68
  6. Step 6: Final answer
    x = 412,514.64

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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.