Home / 621,582.28-932,281.04-172,256.29

Finding the Fourth Proportional to 621,582.28, 932,281.04 and 172,256.29

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Solution

The fourth proportional to 621,582.28, 932,281.04 and 172,256.29 is: 258,358.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    621,582.28 : 932,281.04 = 172,256.29 : x
  2. Step 2: Convert to fraction form
    621,582.28/932,281.04 = 172,256.29/x
  3. Step 3: Cross multiply
    621,582.28x = 932,281.04 × 172,256.29
  4. Step 4: Simplify right side
    621,582.28x = 160,591,272,326.46
  5. Step 5: Solve for x
    x = 160,591,272,326.46/621,582.28
  6. Step 6: Final answer
    x = 258,358.83

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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.