Home / 603,822.60-905,831.10-204,487.74

Finding the Fourth Proportional to 603,822.60, 905,831.10 and 204,487.74

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Solution

The fourth proportional to 603,822.60, 905,831.10 and 204,487.74 is: 306,764.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,822.60 : 905,831.10 = 204,487.74 : x
  2. Step 2: Convert to fraction form
    603,822.60/905,831.10 = 204,487.74/x
  3. Step 3: Cross multiply
    603,822.60x = 905,831.10 × 204,487.74
  4. Step 4: Simplify right side
    603,822.60x = 185,231,354,460.71
  5. Step 5: Solve for x
    x = 185,231,354,460.71/603,822.60
  6. Step 6: Final answer
    x = 306,764.53

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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.