Home / 293,536.45-405,073.45-172,685.52

Finding the Fourth Proportional to 293,536.45, 405,073.45 and 172,685.52

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Solution

The fourth proportional to 293,536.45, 405,073.45 and 172,685.52 is: 238,301.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,536.45 : 405,073.45 = 172,685.52 : x
  2. Step 2: Convert to fraction form
    293,536.45/405,073.45 = 172,685.52/x
  3. Step 3: Cross multiply
    293,536.45x = 405,073.45 × 172,685.52
  4. Step 4: Simplify right side
    293,536.45x = 69,950,319,172.69
  5. Step 5: Solve for x
    x = 69,950,319,172.69/293,536.45
  6. Step 6: Final answer
    x = 238,301.99

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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.