Home / 480,022.23-662,431.05-262,233.89

Finding the Fourth Proportional to 480,022.23, 662,431.05 and 262,233.89

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Solution

The fourth proportional to 480,022.23, 662,431.05 and 262,233.89 is: 361,882.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,022.23 : 662,431.05 = 262,233.89 : x
  2. Step 2: Convert to fraction form
    480,022.23/662,431.05 = 262,233.89/x
  3. Step 3: Cross multiply
    480,022.23x = 662,431.05 × 262,233.89
  4. Step 4: Simplify right side
    480,022.23x = 173,711,867,786.13
  5. Step 5: Solve for x
    x = 173,711,867,786.13/480,022.23
  6. Step 6: Final answer
    x = 361,882.96

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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.