Home / 781,522.20-1,170,533.70-603,451.80

Finding the Fourth Proportional to 781,522.20, 1,170,533.70 and 603,451.80

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Solution

The fourth proportional to 781,522.20, 1,170,533.70 and 603,451.80 is: 903,826.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    781,522.20 : 1,170,533.70 = 603,451.80 : x
  2. Step 2: Convert to fraction form
    781,522.20/1,170,533.70 = 603,451.80/x
  3. Step 3: Cross multiply
    781,522.20x = 1,170,533.70 × 603,451.80
  4. Step 4: Simplify right side
    781,522.20x = 706,360,668,225.66
  5. Step 5: Solve for x
    x = 706,360,668,225.66/781,522.20
  6. Step 6: Final answer
    x = 903,826.75

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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.