Home / 749,848.20-1,124,772.30-188,882.70

Finding the Fourth Proportional to 749,848.20, 1,124,772.30 and 188,882.70

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Solution

The fourth proportional to 749,848.20, 1,124,772.30 and 188,882.70 is: 283,324.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,848.20 : 1,124,772.30 = 188,882.70 : x
  2. Step 2: Convert to fraction form
    749,848.20/1,124,772.30 = 188,882.70/x
  3. Step 3: Cross multiply
    749,848.20x = 1,124,772.30 × 188,882.70
  4. Step 4: Simplify right side
    749,848.20x = 212,450,028,909.21
  5. Step 5: Solve for x
    x = 212,450,028,909.21/749,848.20
  6. Step 6: Final answer
    x = 283,324.05

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Half scale
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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.