Home / 960,015.60-1,440,023.40-603,874.80

Finding the Fourth Proportional to 960,015.60, 1,440,023.40 and 603,874.80

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Solution

The fourth proportional to 960,015.60, 1,440,023.40 and 603,874.80 is: 905,812.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,015.60 : 1,440,023.40 = 603,874.80 : x
  2. Step 2: Convert to fraction form
    960,015.60/1,440,023.40 = 603,874.80/x
  3. Step 3: Cross multiply
    960,015.60x = 1,440,023.40 × 603,874.80
  4. Step 4: Simplify right side
    960,015.60x = 869,593,842,670.32
  5. Step 5: Solve for x
    x = 869,593,842,670.32/960,015.60
  6. Step 6: Final answer
    x = 905,812.20

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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.