Home / 289,016.62-433,456.86-162,711.70

Finding the Fourth Proportional to 289,016.62, 433,456.86 and 162,711.70

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Solution

The fourth proportional to 289,016.62, 433,456.86 and 162,711.70 is: 244,029.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,016.62 : 433,456.86 = 162,711.70 : x
  2. Step 2: Convert to fraction form
    289,016.62/433,456.86 = 162,711.70/x
  3. Step 3: Cross multiply
    289,016.62x = 433,456.86 × 162,711.70
  4. Step 4: Simplify right side
    289,016.62x = 70,528,502,567.26
  5. Step 5: Solve for x
    x = 70,528,502,567.26/289,016.62
  6. Step 6: Final answer
    x = 244,029.23

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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.