Home / 455,524.20-683,286.30-433,751.40

Finding the Fourth Proportional to 455,524.20, 683,286.30 and 433,751.40

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Solution

The fourth proportional to 455,524.20, 683,286.30 and 433,751.40 is: 650,627.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,524.20 : 683,286.30 = 433,751.40 : x
  2. Step 2: Convert to fraction form
    455,524.20/683,286.30 = 433,751.40/x
  3. Step 3: Cross multiply
    455,524.20x = 683,286.30 × 433,751.40
  4. Step 4: Simplify right side
    455,524.20x = 296,376,389,225.82
  5. Step 5: Solve for x
    x = 296,376,389,225.82/455,524.20
  6. Step 6: Final answer
    x = 650,627.10

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Similar ratio
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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.