Home / 589,037.70-883,556.55-512,055.30

Finding the Fourth Proportional to 589,037.70, 883,556.55 and 512,055.30

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Solution

The fourth proportional to 589,037.70, 883,556.55 and 512,055.30 is: 768,082.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,037.70 : 883,556.55 = 512,055.30 : x
  2. Step 2: Convert to fraction form
    589,037.70/883,556.55 = 512,055.30/x
  3. Step 3: Cross multiply
    589,037.70x = 883,556.55 × 512,055.30
  4. Step 4: Simplify right side
    589,037.70x = 452,429,814,277.22
  5. Step 5: Solve for x
    x = 452,429,814,277.22/589,037.70
  6. Step 6: Final answer
    x = 768,082.95

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Double scale
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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.