Home / 621,824.61-932,632.58-172,591.11

Finding the Fourth Proportional to 621,824.61, 932,632.58 and 172,591.11

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Solution

The fourth proportional to 621,824.61, 932,632.58 and 172,591.11 is: 258,857.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    621,824.61 : 932,632.58 = 172,591.11 : x
  2. Step 2: Convert to fraction form
    621,824.61/932,632.58 = 172,591.11/x
  3. Step 3: Cross multiply
    621,824.61x = 932,632.58 × 172,591.11
  4. Step 4: Simplify right side
    621,824.61x = 160,964,091,341.41
  5. Step 5: Solve for x
    x = 160,964,091,341.41/621,824.61
  6. Step 6: Final answer
    x = 258,857.70

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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.