Home / 749,964.32-1,034,790.72-444,136.76

Finding the Fourth Proportional to 749,964.32, 1,034,790.72 and 444,136.76

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Solution

The fourth proportional to 749,964.32, 1,034,790.72 and 444,136.76 is: 612,813.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,964.32 : 1,034,790.72 = 444,136.76 : x
  2. Step 2: Convert to fraction form
    749,964.32/1,034,790.72 = 444,136.76/x
  3. Step 3: Cross multiply
    749,964.32x = 1,034,790.72 × 444,136.76
  4. Step 4: Simplify right side
    749,964.32x = 459,588,597,658.87
  5. Step 5: Solve for x
    x = 459,588,597,658.87/749,964.32
  6. Step 6: Final answer
    x = 612,813.95

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.