Home / 724,816.20-1,083,725.10-535,859.40

Finding the Fourth Proportional to 724,816.20, 1,083,725.10 and 535,859.40

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Solution

The fourth proportional to 724,816.20, 1,083,725.10 and 535,859.40 is: 801,202.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,816.20 : 1,083,725.10 = 535,859.40 : x
  2. Step 2: Convert to fraction form
    724,816.20/1,083,725.10 = 535,859.40/x
  3. Step 3: Cross multiply
    724,816.20x = 1,083,725.10 × 535,859.40
  4. Step 4: Simplify right side
    724,816.20x = 580,724,281,850.94
  5. Step 5: Solve for x
    x = 580,724,281,850.94/724,816.20
  6. Step 6: Final answer
    x = 801,202.13

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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.