Home / 274,318.84-378,560.57-153,462.16

Finding the Fourth Proportional to 274,318.84, 378,560.57 and 153,462.16

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Solution

The fourth proportional to 274,318.84, 378,560.57 and 153,462.16 is: 211,778.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,318.84 : 378,560.57 = 153,462.16 : x
  2. Step 2: Convert to fraction form
    274,318.84/378,560.57 = 153,462.16/x
  3. Step 3: Cross multiply
    274,318.84x = 378,560.57 × 153,462.16
  4. Step 4: Simplify right side
    274,318.84x = 58,094,722,763.03
  5. Step 5: Solve for x
    x = 58,094,722,763.03/274,318.84
  6. Step 6: Final answer
    x = 211,778.10

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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.