Home / 644,727.40-967,091.10-201,495.40

Finding the Fourth Proportional to 644,727.40, 967,091.10 and 201,495.40

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Solution

The fourth proportional to 644,727.40, 967,091.10 and 201,495.40 is: 302,243.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,727.40 : 967,091.10 = 201,495.40 : x
  2. Step 2: Convert to fraction form
    644,727.40/967,091.10 = 201,495.40/x
  3. Step 3: Cross multiply
    644,727.40x = 967,091.10 × 201,495.40
  4. Step 4: Simplify right side
    644,727.40x = 194,864,408,030.94
  5. Step 5: Solve for x
    x = 194,864,408,030.94/644,727.40
  6. Step 6: Final answer
    x = 302,243.10

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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.