Home / 262,021.70-393,032.55-242,776.10

Finding the Fourth Proportional to 262,021.70, 393,032.55 and 242,776.10

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Solution

The fourth proportional to 262,021.70, 393,032.55 and 242,776.10 is: 364,164.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,021.70 : 393,032.55 = 242,776.10 : x
  2. Step 2: Convert to fraction form
    262,021.70/393,032.55 = 242,776.10/x
  3. Step 3: Cross multiply
    262,021.70x = 393,032.55 × 242,776.10
  4. Step 4: Simplify right side
    262,021.70x = 95,418,909,662.06
  5. Step 5: Solve for x
    x = 95,418,909,662.06/262,021.70
  6. Step 6: Final answer
    x = 364,164.15

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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.