Home / 289,334.49-433,588.17-162,708.93

Finding the Fourth Proportional to 289,334.49, 433,588.17 and 162,708.93

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Solution

The fourth proportional to 289,334.49, 433,588.17 and 162,708.93 is: 243,830.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,334.49 : 433,588.17 = 162,708.93 : x
  2. Step 2: Convert to fraction form
    289,334.49/433,588.17 = 162,708.93/x
  3. Step 3: Cross multiply
    289,334.49x = 433,588.17 × 162,708.93
  4. Step 4: Simplify right side
    289,334.49x = 70,548,667,201.36
  5. Step 5: Solve for x
    x = 70,548,667,201.36/289,334.49
  6. Step 6: Final answer
    x = 243,830.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.