Home / 293,172.76-404,588.34-172,312.30

Finding the Fourth Proportional to 293,172.76, 404,588.34 and 172,312.30

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Solution

The fourth proportional to 293,172.76, 404,588.34 and 172,312.30 is: 237,796.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,172.76 : 404,588.34 = 172,312.30 : x
  2. Step 2: Convert to fraction form
    293,172.76/404,588.34 = 172,312.30/x
  3. Step 3: Cross multiply
    293,172.76x = 404,588.34 × 172,312.30
  4. Step 4: Simplify right side
    293,172.76x = 69,715,547,418.58
  5. Step 5: Solve for x
    x = 69,715,547,418.58/293,172.76
  6. Step 6: Final answer
    x = 237,796.81

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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.