Home / 695,831.40-1,044,135.90-296,404.20

Finding the Fourth Proportional to 695,831.40, 1,044,135.90 and 296,404.20

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Solution

The fourth proportional to 695,831.40, 1,044,135.90 and 296,404.20 is: 444,771.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,831.40 : 1,044,135.90 = 296,404.20 : x
  2. Step 2: Convert to fraction form
    695,831.40/1,044,135.90 = 296,404.20/x
  3. Step 3: Cross multiply
    695,831.40x = 1,044,135.90 × 296,404.20
  4. Step 4: Simplify right side
    695,831.40x = 309,486,266,130.78
  5. Step 5: Solve for x
    x = 309,486,266,130.78/695,831.40
  6. Step 6: Final answer
    x = 444,771.92

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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.