Home / 293,133.93-440,439-186,566.88

Finding the Fourth Proportional to 293,133.93, 440,439 and 186,566.88

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Solution

The fourth proportional to 293,133.93, 440,439 and 186,566.88 is: 280,320.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,133.93 : 440,439 = 186,566.88 : x
  2. Step 2: Convert to fraction form
    293,133.93/440,439 = 186,566.88/x
  3. Step 3: Cross multiply
    293,133.93x = 440,439 × 186,566.88
  4. Step 4: Simplify right side
    293,133.93x = 82,171,330,060.32
  5. Step 5: Solve for x
    x = 82,171,330,060.32/293,133.93
  6. Step 6: Final answer
    x = 280,320.09

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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.