Home / 625,764.04-863,546.34-339,283.24

Finding the Fourth Proportional to 625,764.04, 863,546.34 and 339,283.24

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Solution

The fourth proportional to 625,764.04, 863,546.34 and 339,283.24 is: 468,206.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,764.04 : 863,546.34 = 339,283.24 : x
  2. Step 2: Convert to fraction form
    625,764.04/863,546.34 = 339,283.24/x
  3. Step 3: Cross multiply
    625,764.04x = 863,546.34 × 339,283.24
  4. Step 4: Simplify right side
    625,764.04x = 292,986,800,125.34
  5. Step 5: Solve for x
    x = 292,986,800,125.34/625,764.04
  6. Step 6: Final answer
    x = 468,206.51

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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.