Home / 621,824.33-932,632.16-172,590.84

Finding the Fourth Proportional to 621,824.33, 932,632.16 and 172,590.84

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Solution

The fourth proportional to 621,824.33, 932,632.16 and 172,590.84 is: 258,857.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    621,824.33 : 932,632.16 = 172,590.84 : x
  2. Step 2: Convert to fraction form
    621,824.33/932,632.16 = 172,590.84/x
  3. Step 3: Cross multiply
    621,824.33x = 932,632.16 × 172,590.84
  4. Step 4: Simplify right side
    621,824.33x = 160,963,767,042.46
  5. Step 5: Solve for x
    x = 160,963,767,042.46/621,824.33
  6. Step 6: Final answer
    x = 258,857.30

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Double scale
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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.