Home / 783,950.60-1,176,314.70-447,249.80

Finding the Fourth Proportional to 783,950.60, 1,176,314.70 and 447,249.80

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Solution

The fourth proportional to 783,950.60, 1,176,314.70 and 447,249.80 is: 671,096.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,950.60 : 1,176,314.70 = 447,249.80 : x
  2. Step 2: Convert to fraction form
    783,950.60/1,176,314.70 = 447,249.80/x
  3. Step 3: Cross multiply
    783,950.60x = 1,176,314.70 × 447,249.80
  4. Step 4: Simplify right side
    783,950.60x = 526,106,514,312.06
  5. Step 5: Solve for x
    x = 526,106,514,312.06/783,950.60
  6. Step 6: Final answer
    x = 671,096.51

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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.