Home / 1,451,380.76-2,177,078.10-440,511.50

Finding the Fourth Proportional to 1,451,380.76, 2,177,078.10 and 440,511.50

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Solution

The fourth proportional to 1,451,380.76, 2,177,078.10 and 440,511.50 is: 660,769.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,451,380.76 : 2,177,078.10 = 440,511.50 : x
  2. Step 2: Convert to fraction form
    1,451,380.76/2,177,078.10 = 440,511.50/x
  3. Step 3: Cross multiply
    1,451,380.76x = 2,177,078.10 × 440,511.50
  4. Step 4: Simplify right side
    1,451,380.76x = 959,027,927,461.48
  5. Step 5: Solve for x
    x = 959,027,927,461.48/1,451,380.76
  6. Step 6: Final answer
    x = 660,769.35

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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.