Home / 981,658.48-1,354,929.26-600,005.20

Finding the Fourth Proportional to 981,658.48, 1,354,929.26 and 600,005.20

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Solution

The fourth proportional to 981,658.48, 1,354,929.26 and 600,005.20 is: 828,154.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    981,658.48 : 1,354,929.26 = 600,005.20 : x
  2. Step 2: Convert to fraction form
    981,658.48/1,354,929.26 = 600,005.20/x
  3. Step 3: Cross multiply
    981,658.48x = 1,354,929.26 × 600,005.20
  4. Step 4: Simplify right side
    981,658.48x = 812,964,601,632.15
  5. Step 5: Solve for x
    x = 812,964,601,632.15/981,658.48
  6. Step 6: Final answer
    x = 828,154.21

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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.