Home / 366,928.20-550,392.30-353,642.18

Finding the Fourth Proportional to 366,928.20, 550,392.30 and 353,642.18

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Solution

The fourth proportional to 366,928.20, 550,392.30 and 353,642.18 is: 530,463.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,928.20 : 550,392.30 = 353,642.18 : x
  2. Step 2: Convert to fraction form
    366,928.20/550,392.30 = 353,642.18/x
  3. Step 3: Cross multiply
    366,928.20x = 550,392.30 × 353,642.18
  4. Step 4: Simplify right side
    366,928.20x = 194,641,932,827.21
  5. Step 5: Solve for x
    x = 194,641,932,827.21/366,928.20
  6. Step 6: Final answer
    x = 530,463.27

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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.