Home / 946,544.40-1,420,205.40-347,792.40

Finding the Fourth Proportional to 946,544.40, 1,420,205.40 and 347,792.40

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Solution

The fourth proportional to 946,544.40, 1,420,205.40 and 347,792.40 is: 521,831.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,544.40 : 1,420,205.40 = 347,792.40 : x
  2. Step 2: Convert to fraction form
    946,544.40/1,420,205.40 = 347,792.40/x
  3. Step 3: Cross multiply
    946,544.40x = 1,420,205.40 × 347,792.40
  4. Step 4: Simplify right side
    946,544.40x = 493,936,644,558.96
  5. Step 5: Solve for x
    x = 493,936,644,558.96/946,544.40
  6. Step 6: Final answer
    x = 521,831.46

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Double scale
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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.