Home / 1,267,234.64-1,900,653.20-414,300.32

Finding the Fourth Proportional to 1,267,234.64, 1,900,653.20 and 414,300.32

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Solution

The fourth proportional to 1,267,234.64, 1,900,653.20 and 414,300.32 is: 621,385.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,267,234.64 : 1,900,653.20 = 414,300.32 : x
  2. Step 2: Convert to fraction form
    1,267,234.64/1,900,653.20 = 414,300.32/x
  3. Step 3: Cross multiply
    1,267,234.64x = 1,900,653.20 × 414,300.32
  4. Step 4: Simplify right side
    1,267,234.64x = 787,441,228,969.02
  5. Step 5: Solve for x
    x = 787,441,228,969.02/1,267,234.64
  6. Step 6: Final answer
    x = 621,385.50

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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.