Home / 589,028.20-883,542.30-512,045.80

Finding the Fourth Proportional to 589,028.20, 883,542.30 and 512,045.80

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Solution

The fourth proportional to 589,028.20, 883,542.30 and 512,045.80 is: 768,068.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,028.20 : 883,542.30 = 512,045.80 : x
  2. Step 2: Convert to fraction form
    589,028.20/883,542.30 = 512,045.80/x
  3. Step 3: Cross multiply
    589,028.20x = 883,542.30 × 512,045.80
  4. Step 4: Simplify right side
    589,028.20x = 452,414,123,837.34
  5. Step 5: Solve for x
    x = 452,414,123,837.34/589,028.20
  6. Step 6: Final answer
    x = 768,068.70

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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.