Home / 639,554.60-958,825.83-240,150.88

Finding the Fourth Proportional to 639,554.60, 958,825.83 and 240,150.88

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Solution

The fourth proportional to 639,554.60, 958,825.83 and 240,150.88 is: 360,036.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    639,554.60 : 958,825.83 = 240,150.88 : x
  2. Step 2: Convert to fraction form
    639,554.60/958,825.83 = 240,150.88/x
  3. Step 3: Cross multiply
    639,554.60x = 958,825.83 × 240,150.88
  4. Step 4: Simplify right side
    639,554.60x = 230,262,866,841.23
  5. Step 5: Solve for x
    x = 230,262,866,841.23/639,554.60
  6. Step 6: Final answer
    x = 360,036.29

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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.