Home / 483,021.40-724,532.10-167,510.20

Finding the Fourth Proportional to 483,021.40, 724,532.10 and 167,510.20

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Solution

The fourth proportional to 483,021.40, 724,532.10 and 167,510.20 is: 251,265.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,021.40 : 724,532.10 = 167,510.20 : x
  2. Step 2: Convert to fraction form
    483,021.40/724,532.10 = 167,510.20/x
  3. Step 3: Cross multiply
    483,021.40x = 724,532.10 × 167,510.20
  4. Step 4: Simplify right side
    483,021.40x = 121,366,516,977.42
  5. Step 5: Solve for x
    x = 121,366,516,977.42/483,021.40
  6. Step 6: Final answer
    x = 251,265.30

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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.