Home / 619,100.70-926,901.45-556,115.10

Finding the Fourth Proportional to 619,100.70, 926,901.45 and 556,115.10

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Solution

The fourth proportional to 619,100.70, 926,901.45 and 556,115.10 is: 832,601.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,100.70 : 926,901.45 = 556,115.10 : x
  2. Step 2: Convert to fraction form
    619,100.70/926,901.45 = 556,115.10/x
  3. Step 3: Cross multiply
    619,100.70x = 926,901.45 × 556,115.10
  4. Step 4: Simplify right side
    619,100.70x = 515,463,892,556.90
  5. Step 5: Solve for x
    x = 515,463,892,556.90/619,100.70
  6. Step 6: Final answer
    x = 832,601.05

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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.