Home / 590,977.40-886,466.10-486,001.40

Finding the Fourth Proportional to 590,977.40, 886,466.10 and 486,001.40

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Solution

The fourth proportional to 590,977.40, 886,466.10 and 486,001.40 is: 729,002.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,977.40 : 886,466.10 = 486,001.40 : x
  2. Step 2: Convert to fraction form
    590,977.40/886,466.10 = 486,001.40/x
  3. Step 3: Cross multiply
    590,977.40x = 886,466.10 × 486,001.40
  4. Step 4: Simplify right side
    590,977.40x = 430,823,765,652.54
  5. Step 5: Solve for x
    x = 430,823,765,652.54/590,977.40
  6. Step 6: Final answer
    x = 729,002.10

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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.