Home / 734,914.80-1,102,372.20-616,816.80

Finding the Fourth Proportional to 734,914.80, 1,102,372.20 and 616,816.80

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Solution

The fourth proportional to 734,914.80, 1,102,372.20 and 616,816.80 is: 925,225.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,914.80 : 1,102,372.20 = 616,816.80 : x
  2. Step 2: Convert to fraction form
    734,914.80/1,102,372.20 = 616,816.80/x
  3. Step 3: Cross multiply
    734,914.80x = 1,102,372.20 × 616,816.80
  4. Step 4: Simplify right side
    734,914.80x = 679,961,692,812.96
  5. Step 5: Solve for x
    x = 679,961,692,812.96/734,914.80
  6. Step 6: Final answer
    x = 925,225.20

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Double scale
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Similar ratio
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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.