Home / 589,972.20-884,958.30-163,507.20

Finding the Fourth Proportional to 589,972.20, 884,958.30 and 163,507.20

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Solution

The fourth proportional to 589,972.20, 884,958.30 and 163,507.20 is: 245,260.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,972.20 : 884,958.30 = 163,507.20 : x
  2. Step 2: Convert to fraction form
    589,972.20/884,958.30 = 163,507.20/x
  3. Step 3: Cross multiply
    589,972.20x = 884,958.30 × 163,507.20
  4. Step 4: Simplify right side
    589,972.20x = 144,697,053,749.76
  5. Step 5: Solve for x
    x = 144,697,053,749.76/589,972.20
  6. Step 6: Final answer
    x = 245,260.80

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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.