Home / 455,500.15-683,250.23-366,926.65

Finding the Fourth Proportional to 455,500.15, 683,250.23 and 366,926.65

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Solution

The fourth proportional to 455,500.15, 683,250.23 and 366,926.65 is: 550,389.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,500.15 : 683,250.23 = 366,926.65 : x
  2. Step 2: Convert to fraction form
    455,500.15/683,250.23 = 366,926.65/x
  3. Step 3: Cross multiply
    455,500.15x = 683,250.23 × 366,926.65
  4. Step 4: Simplify right side
    455,500.15x = 250,702,718,005.63
  5. Step 5: Solve for x
    x = 250,702,718,005.63/455,500.15
  6. Step 6: Final answer
    x = 550,389.98

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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.