Home / 436,246.20-654,369.30-433,481.40

Finding the Fourth Proportional to 436,246.20, 654,369.30 and 433,481.40

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Solution

The fourth proportional to 436,246.20, 654,369.30 and 433,481.40 is: 650,222.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,246.20 : 654,369.30 = 433,481.40 : x
  2. Step 2: Convert to fraction form
    436,246.20/654,369.30 = 433,481.40/x
  3. Step 3: Cross multiply
    436,246.20x = 654,369.30 × 433,481.40
  4. Step 4: Simplify right side
    436,246.20x = 283,656,920,281.02
  5. Step 5: Solve for x
    x = 283,656,920,281.02/436,246.20
  6. Step 6: Final answer
    x = 650,222.10

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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.