Home / 626,574.08-939,563.04-227,138.24

Finding the Fourth Proportional to 626,574.08, 939,563.04 and 227,138.24

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Solution

The fourth proportional to 626,574.08, 939,563.04 and 227,138.24 is: 340,599.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,574.08 : 939,563.04 = 227,138.24 : x
  2. Step 2: Convert to fraction form
    626,574.08/939,563.04 = 227,138.24/x
  3. Step 3: Cross multiply
    626,574.08x = 939,563.04 × 227,138.24
  4. Step 4: Simplify right side
    626,574.08x = 213,410,695,274.65
  5. Step 5: Solve for x
    x = 213,410,695,274.65/626,574.08
  6. Step 6: Final answer
    x = 340,599.30

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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.