Home / 719,363.20-1,080,211.20-483,750.40

Finding the Fourth Proportional to 719,363.20, 1,080,211.20 and 483,750.40

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Solution

The fourth proportional to 719,363.20, 1,080,211.20 and 483,750.40 is: 726,409.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,363.20 : 1,080,211.20 = 483,750.40 : x
  2. Step 2: Convert to fraction form
    719,363.20/1,080,211.20 = 483,750.40/x
  3. Step 3: Cross multiply
    719,363.20x = 1,080,211.20 × 483,750.40
  4. Step 4: Simplify right side
    719,363.20x = 522,552,600,084.48
  5. Step 5: Solve for x
    x = 522,552,600,084.48/719,363.20
  6. Step 6: Final answer
    x = 726,409.97

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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.